1486996813 has 2 divisors, whose sum is σ = 1486996814. Its totient is φ = 1486996812.

The previous prime is 1486996789. The next prime is 1486996859. The reversal of 1486996813 is 3186996841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1394798409 + 92198404 = 37347^2 + 9602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1486996813 is a prime.

It is a super-2 number, since 2×1486996813² = 4422319043744313938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1486996513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743498406 + 743498407.

It is an arithmetic number, because the mean of its divisors is an integer number (743498407).

Almost surely, 2^1486996813 is an apocalyptic number.

It is an amenable number.

1486996813 is a deficient number, since it is larger than the sum of its proper divisors (1).

1486996813 is an equidigital number, since it uses as much as digits as its factorization.

1486996813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 55.

The square root of 1486996813 is about 38561.5976458445. The cubic root of 1486996813 is about 1141.3968751832.

The spelling of 1486996813 in words is "one billion, four hundred eighty-six million, nine hundred ninety-six thousand, eight hundred thirteen".