1015474366019 has 2 divisors, whose sum is σ = 1015474366020. Its totient is φ = 1015474366018.

The previous prime is 1015474365911. The next prime is 1015474366037. The reversal of 1015474366019 is 9106634745101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1015474366019 is a prime.

It is a super-2 number, since 2×1015474366019² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1015474366219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507737183009 + 507737183010.

It is an arithmetic number, because the mean of its divisors is an integer number (507737183010).

Almost surely, 2^{1015474366019} is an apocalyptic number.

1015474366019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1015474366019 is an equidigital number, since it uses as much as digits as its factorization.

1015474366019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 1015474366019 in words is "one trillion, fifteen billion, four hundred seventy-four million, three hundred sixty-six thousand, nineteen".