121495244 has 12 divisors (see below), whose sum is σ = 228971904. Its totient is φ = 56074704.

The previous prime is 121495229. The next prime is 121495249. The reversal of 121495244 is 442594121.

It is a super-2 number, since 2×121495244² = 29522188629239072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121495244.

It is not an unprimeable number, because it can be changed into a prime (121495249) 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, 1168172 + ... + 1168275.

It is an arithmetic number, because the mean of its divisors is an integer number (19080992).

Almost surely, 2^121495244 is an apocalyptic number.

It is an amenable number.

121495244 is a deficient number, since it is larger than the sum of its proper divisors (107476660).

121495244 is a wasteful number, since it uses less digits than its factorization.

121495244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336464 (or 2336462 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 121495244 is about 11022.4881038720. The cubic root of 121495244 is about 495.2826247124.

The spelling of 121495244 in words is "one hundred twenty-one million, four hundred ninety-five thousand, two hundred forty-four".