1140362697 has 4 divisors (see below), whose sum is σ = 1520483600. Its totient is φ = 760241796.

The previous prime is 1140362689. The next prime is 1140362759. The reversal of 1140362697 is 7962630411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1140362697 - 2³ = 1140362689 is a prime.

It is a super-2 number, since 2×1140362697² = 2600854161418227618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140362627) 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, 190060447 + ... + 190060452.

It is an arithmetic number, because the mean of its divisors is an integer number (380120900).

Almost surely, 2^1140362697 is an apocalyptic number.

It is an amenable number.

1140362697 is a deficient number, since it is larger than the sum of its proper divisors (380120903).

1140362697 is an equidigital number, since it uses as much as digits as its factorization.

1140362697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380120902.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1140362697 is about 33769.2566841499. The cubic root of 1140362697 is about 1044.7547013965.

The spelling of 1140362697 in words is "one billion, one hundred forty million, three hundred sixty-two thousand, six hundred ninety-seven".