412994600981 has 2 divisors, whose sum is σ = 412994600982. Its totient is φ = 412994600980.

The previous prime is 412994600957. The next prime is 412994601043. The reversal of 412994600981 is 189006499214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405138615025 + 7855985956 = 636505^2 + 88634^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412994600981 is a prime.

It is a super-2 number, since 2×412994600981² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412994600281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206497300490 + 206497300491.

It is an arithmetic number, because the mean of its divisors is an integer number (206497300491).

Almost surely, 2^412994600981 is an apocalyptic number.

It is an amenable number.

412994600981 is a deficient number, since it is larger than the sum of its proper divisors (1).

412994600981 is an equidigital number, since it uses as much as digits as its factorization.

412994600981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 412994600981 in words is "four hundred twelve billion, nine hundred ninety-four million, six hundred thousand, nine hundred eighty-one".