10040430239 has 4 divisors (see below), whose sum is σ = 11474777424. Its totient is φ = 8606083056.

The previous prime is 10040430227. The next prime is 10040430259. The reversal of 10040430239 is 93203404001.

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 10040430239 - 2⁸ = 10040429983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10040430259) 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, 717173582 + ... + 717173595.

It is an arithmetic number, because the mean of its divisors is an integer number (2868694356).

Almost surely, 2^10040430239 is an apocalyptic number.

10040430239 is a deficient number, since it is larger than the sum of its proper divisors (1434347185).

10040430239 is an equidigital number, since it uses as much as digits as its factorization.

10040430239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434347184.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 10040430239 in words is "ten billion, forty million, four hundred thirty thousand, two hundred thirty-nine".