1564230955 has 16 divisors (see below), whose sum is σ = 2258138880. Its totient is φ = 1016161632.

The previous prime is 1564230937. The next prime is 1564230961. The reversal of 1564230955 is 5590324651.

It is a cyclic number.

It is not a de Polignac number, because 1564230955 - 2⁹ = 1564230443 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, 1175449 + ... + 1176778.

It is an arithmetic number, because the mean of its divisors is an integer number (141133680).

Almost surely, 2^1564230955 is an apocalyptic number.

1564230955 is a deficient number, since it is larger than the sum of its proper divisors (693907925).

1564230955 is a wasteful number, since it uses less digits than its factorization.

1564230955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352258.

The product of its (nonzero) digits is 162000, while the sum is 40.

The square root of 1564230955 is about 39550.3597328773. The cubic root of 1564230955 is about 1160.8255506093.

The spelling of 1564230955 in words is "one billion, five hundred sixty-four million, two hundred thirty thousand, nine hundred fifty-five".