1405055465 has 16 divisors (see below), whose sum is σ = 1840164480. Its totient is φ = 1021403520.

The previous prime is 1405055437. The next prime is 1405055471. The reversal of 1405055465 is 5645505041.

It is not a de Polignac number, because 1405055465 - 2⁸ = 1405055209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165197 + ... + 173493.

It is an arithmetic number, because the mean of its divisors is an integer number (115010280).

Almost surely, 2^1405055465 is an apocalyptic number.

It is an amenable number.

1405055465 is a deficient number, since it is larger than the sum of its proper divisors (435109015).

1405055465 is a wasteful number, since it uses less digits than its factorization.

1405055465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11392.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 1405055465 is about 37484.0694829150. The cubic root of 1405055465 is about 1120.0338704149.

The spelling of 1405055465 in words is "one billion, four hundred five million, fifty-five thousand, four hundred sixty-five".