1293004002931 has 4 divisors (see below), whose sum is σ = 1305806022864. Its totient is φ = 1280201983000.

The previous prime is 1293004002841. The next prime is 1293004002989. The reversal of 1293004002931 is 1392004003921.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1293004002931 - 2¹⁵ = 1293003970163 is a prime.

It is a super-2 number, since 2×1293004002931² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1293004002991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6401009815 + ... + 6401010016.

It is an arithmetic number, because the mean of its divisors is an integer number (326451505716).

Almost surely, 2^{1293004002931} is an apocalyptic number.

1293004002931 is a deficient number, since it is larger than the sum of its proper divisors (12802019933).

1293004002931 is a wasteful number, since it uses less digits than its factorization.

1293004002931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12802019932.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 1293004002931 in words is "one trillion, two hundred ninety-three billion, four million, two thousand, nine hundred thirty-one".