253046539 has 4 divisors (see below), whose sum is σ = 257821056. Its totient is φ = 248272024.

The previous prime is 253046533. The next prime is 253046561. The reversal of 253046539 is 935640352.

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 253046539 - 2³ = 253046531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253046498 and 253046507.

It is not an unprimeable number, because it can be changed into a prime (253046531) 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, 2387179 + ... + 2387284.

It is an arithmetic number, because the mean of its divisors is an integer number (64455264).

Almost surely, 2^253046539 is an apocalyptic number.

253046539 is a deficient number, since it is larger than the sum of its proper divisors (4774517).

253046539 is an equidigital number, since it uses as much as digits as its factorization.

253046539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774516.

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 253046539 is about 15907.4365942474. The cubic root of 253046539 is about 632.5091326463.

The spelling of 253046539 in words is "two hundred fifty-three million, forty-six thousand, five hundred thirty-nine".