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1013019923849 is a prime number
BaseRepresentation
bin11101011110111001011…
…00010101010110001001
310120211210002201002022212
432233130230111112021
5113044131100030344
62053212552354505
7133121402164463
oct16573454252611
93524702632285
101013019923849
1136068a37943a
121443b63a5a35
13746b18250ab
143705d6bb133
151b53e80179e
hexebdcb15589

1013019923849 has 2 divisors, whose sum is σ = 1013019923850. Its totient is φ = 1013019923848.

The previous prime is 1013019923827. The next prime is 1013019923977. The reversal of 1013019923849 is 9483299103101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 867319690000 + 145700233849 = 931300^2 + 381707^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013019923849 - 220 = 1013018875273 is a prime.

It is a super-2 number, since 2×10130199238492 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1013019923797 and 1013019923806.

It is not a weakly prime, because it can be changed into another prime (1013019923749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506509961924 + 506509961925.

It is an arithmetic number, because the mean of its divisors is an integer number (506509961925).

Almost surely, 21013019923849 is an apocalyptic number.

It is an amenable number.

1013019923849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013019923849 is an equidigital number, since it uses as much as digits as its factorization.

1013019923849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 50.

The spelling of 1013019923849 in words is "one trillion, thirteen billion, nineteen million, nine hundred twenty-three thousand, eight hundred forty-nine".