245121092 has 24 divisors (see below), whose sum is σ = 445804800. Its totient is φ = 117802080.

The previous prime is 245121089. The next prime is 245121101. The reversal of 245121092 is 290121542.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11843 + ... + 25109.

It is an arithmetic number, because the mean of its divisors is an integer number (18575200).

Almost surely, 2^245121092 is an apocalyptic number.

It is an amenable number.

245121092 is a deficient number, since it is larger than the sum of its proper divisors (200683708).

245121092 is a wasteful number, since it uses less digits than its factorization.

245121092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13451 (or 13449 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 245121092 is about 15656.3435067068. The cubic root of 245121092 is about 625.8355476518.

The spelling of 245121092 in words is "two hundred forty-five million, one hundred twenty-one thousand, ninety-two".