1254652555 has 16 divisors (see below), whose sum is σ = 1706735520. Its totient is φ = 877747968.

The previous prime is 1254652489. The next prime is 1254652583. The reversal of 1254652555 is 5552564521.

It is a cyclic number.

It is not a de Polignac number, because 1254652555 - 2¹⁵ = 1254619787 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, 506722 + ... + 509191.

It is an arithmetic number, because the mean of its divisors is an integer number (106670970).

Almost surely, 2^1254652555 is an apocalyptic number.

1254652555 is a deficient number, since it is larger than the sum of its proper divisors (452082965).

1254652555 is a wasteful number, since it uses less digits than its factorization.

1254652555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015950.

The product of its digits is 300000, while the sum is 40.

The square root of 1254652555 is about 35421.0750119191. The cubic root of 1254652555 is about 1078.5521737380.

The spelling of 1254652555 in words is "one billion, two hundred fifty-four million, six hundred fifty-two thousand, five hundred fifty-five".