253544051 has 4 divisors (see below), whose sum is σ = 253652832. Its totient is φ = 253435272.

The previous prime is 253544033. The next prime is 253544059. The reversal of 253544051 is 150445352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253544051 - 2¹⁴ = 253527667 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (253544059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50816 + ... + 55581.

It is an arithmetic number, because the mean of its divisors is an integer number (63413208).

Almost surely, 2^253544051 is an apocalyptic number.

253544051 is a deficient number, since it is larger than the sum of its proper divisors (108781).

253544051 is a wasteful number, since it uses less digits than its factorization.

253544051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108780.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 253544051 is about 15923.0666330327. The cubic root of 253544051 is about 632.9233843483.

The spelling of 253544051 in words is "two hundred fifty-three million, five hundred forty-four thousand, fifty-one".