246915121 has 4 divisors (see below), whose sum is σ = 247560192. Its totient is φ = 246270052.

The previous prime is 246915101. The next prime is 246915173. The reversal of 246915121 is 121519642.

246915121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 246915121 - 2⁹ = 246914609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (246915101) 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, 321961 + ... + 322726.

It is an arithmetic number, because the mean of its divisors is an integer number (61890048).

Almost surely, 2^246915121 is an apocalyptic number.

It is an amenable number.

246915121 is a deficient number, since it is larger than the sum of its proper divisors (645071).

246915121 is an equidigital number, since it uses as much as digits as its factorization.

246915121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645070.

The product of its digits is 4320, while the sum is 31.

The square root of 246915121 is about 15713.5330527542. The cubic root of 246915121 is about 627.3586574984.

The spelling of 246915121 in words is "two hundred forty-six million, nine hundred fifteen thousand, one hundred twenty-one".