121092538 has 8 divisors (see below), whose sum is σ = 207587232. Its totient is φ = 51896796.

The previous prime is 121092533. The next prime is 121092553. The reversal of 121092538 is 835290121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (121092533) 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, 4324720 + ... + 4324747.

It is an arithmetic number, because the mean of its divisors is an integer number (25948404).

Almost surely, 2^121092538 is an apocalyptic number.

121092538 is a deficient number, since it is larger than the sum of its proper divisors (86494694).

121092538 is an equidigital number, since it uses as much as digits as its factorization.

121092538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8649476.

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

The square root of 121092538 is about 11004.2054688196. The cubic root of 121092538 is about 494.7348006361.

The spelling of 121092538 in words is "one hundred twenty-one million, ninety-two thousand, five hundred thirty-eight".