1140462465 has 32 divisors (see below), whose sum is σ = 1864477440. Its totient is φ = 595144704.

The previous prime is 1140462457. The next prime is 1140462467. The reversal of 1140462465 is 5642640411.

It is not a de Polignac number, because 1140462465 - 2³ = 1140462457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140462467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125092 + ... + 133898.

It is an arithmetic number, because the mean of its divisors is an integer number (58264920).

Almost surely, 2^1140462465 is an apocalyptic number.

1140462465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1140462465 is a deficient number, since it is larger than the sum of its proper divisors (724014975).

1140462465 is an equidigital number, since it uses as much as digits as its factorization.

1140462465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9001.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1140462465 is about 33770.7338534418. The cubic root of 1140462465 is about 1044.7851683253.

The spelling of 1140462465 in words is "one billion, one hundred forty million, four hundred sixty-two thousand, four hundred sixty-five".