253055104 has 16 divisors (see below), whose sum is σ = 504133470. Its totient is φ = 126527488.

The previous prime is 253055093. The next prime is 253055111. The reversal of 253055104 is 401550352.

It can be written as a sum of positive squares in only one way, i.e., 249640000 + 3415104 = 15800^2 + 1848^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 988369 + ... + 988624.

Almost surely, 2^253055104 is an apocalyptic number.

It is an amenable number.

253055104 is a deficient number, since it is larger than the sum of its proper divisors (251078366).

253055104 is an equidigital number, since it uses as much as digits as its factorization.

253055104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977007 (or 1976995 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 253055104 is about 15907.7058056780. The cubic root of 253055104 is about 632.5162688562.

The spelling of 253055104 in words is "two hundred fifty-three million, fifty-five thousand, one hundred four".