1240596791 has 8 divisors (see below), whose sum is σ = 1456144800. Its totient is φ = 1034628768.

The previous prime is 1240596769. The next prime is 1240596809. The reversal of 1240596791 is 1976950421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1240596791 - 2¹⁰ = 1240595767 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 (1240596391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2394716 + ... + 2395233.

It is an arithmetic number, because the mean of its divisors is an integer number (182018100).

Almost surely, 2^1240596791 is an apocalyptic number.

1240596791 is a deficient number, since it is larger than the sum of its proper divisors (215548009).

1240596791 is an equidigital number, since it uses as much as digits as its factorization.

1240596791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4789993.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 1240596791 is about 35222.1065667572. The cubic root of 1240596791 is about 1074.5093967587.

The spelling of 1240596791 in words is "one billion, two hundred forty million, five hundred ninety-six thousand, seven hundred ninety-one".