121495628 has 24 divisors (see below), whose sum is σ = 218411424. Its totient is φ = 59100800.

The previous prime is 121495553. The next prime is 121495631. The reversal of 121495628 is 826594121.

It is a super-2 number, since 2×121495628² = 29522375246228768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121495591 and 121495600.

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, 74801 + ... + 76407.

It is an arithmetic number, because the mean of its divisors is an integer number (9100476).

Almost surely, 2^121495628 is an apocalyptic number.

It is an amenable number.

121495628 is a deficient number, since it is larger than the sum of its proper divisors (96915796).

121495628 is a wasteful number, since it uses less digits than its factorization.

121495628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2111 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The square root of 121495628 is about 11022.5055227929. The cubic root of 121495628 is about 495.2831465115.

The spelling of 121495628 in words is "one hundred twenty-one million, four hundred ninety-five thousand, six hundred twenty-eight".