12402009751 has 2 divisors, whose sum is σ = 12402009752. Its totient is φ = 12402009750.

The previous prime is 12402009701. The next prime is 12402009757. The reversal of 12402009751 is 15790020421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12402009751 - 2¹⁹ = 12401485463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12402009757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6201004875 + 6201004876.

It is an arithmetic number, because the mean of its divisors is an integer number (6201004876).

Almost surely, 2^12402009751 is an apocalyptic number.

12402009751 is a deficient number, since it is larger than the sum of its proper divisors (1).

12402009751 is an equidigital number, since it uses as much as digits as its factorization.

12402009751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 12402009751 in words is "twelve billion, four hundred two million, nine thousand, seven hundred fifty-one".