121625054 has 4 divisors (see below), whose sum is σ = 182437584. Its totient is φ = 60812526.

The previous prime is 121625051. The next prime is 121625057. The reversal of 121625054 is 450526121.

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

It is an interprime number because it is at equal distance from previous prime (121625051) and next prime (121625057).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121625051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30406262 + ... + 30406265.

It is an arithmetic number, because the mean of its divisors is an integer number (45609396).

Almost surely, 2^121625054 is an apocalyptic number.

121625054 is a deficient number, since it is larger than the sum of its proper divisors (60812530).

121625054 is an equidigital number, since it uses as much as digits as its factorization.

121625054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60812529.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 121625054 is about 11028.3749482868. The cubic root of 121625054 is about 495.4589546697.

The spelling of 121625054 in words is "one hundred twenty-one million, six hundred twenty-five thousand, fifty-four".