1142410431961 has 2 divisors, whose sum is σ = 1142410431962. Its totient is φ = 1142410431960.

The previous prime is 1142410431947. The next prime is 1142410432043. The reversal of 1142410431961 is 1691340142411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1131117331600 + 11293100361 = 1063540^2 + 106269^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142410431961 - 2²³ = 1142402043353 is a prime.

It is a super-2 number, since 2×1142410431961² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1142410431961.

It is not a weakly prime, because it can be changed into another prime (1142410731961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571205215980 + 571205215981.

It is an arithmetic number, because the mean of its divisors is an integer number (571205215981).

Almost surely, 2^{1142410431961} is an apocalyptic number.

It is an amenable number.

1142410431961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142410431961 is an equidigital number, since it uses as much as digits as its factorization.

1142410431961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 1142410431961 in words is "one trillion, one hundred forty-two billion, four hundred ten million, four hundred thirty-one thousand, nine hundred sixty-one".