121073624 has 96 divisors (see below), whose sum is σ = 281452320. Its totient is φ = 47803392.

The previous prime is 121073611. The next prime is 121073663. The reversal of 121073624 is 426370121.

121073624 = T₁₄₀₇ + T₁₄₀₈ + ... + T₁₅₁₉.

It is a junction number, because it is equal to n+sod(n) for n = 121073593 and 121073602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1071392 + ... + 1071504.

It is an arithmetic number, because the mean of its divisors is an integer number (2931795).

Almost surely, 2^121073624 is an apocalyptic number.

121073624 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121073624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140726160).

121073624 is an abundant number, since it is smaller than the sum of its proper divisors (160378696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121073624 is a wasteful number, since it uses less digits than its factorization.

121073624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 121073624 is about 11003.3460365472. The cubic root of 121073624 is about 494.7090409941.

The spelling of 121073624 in words is "one hundred twenty-one million, seventy-three thousand, six hundred twenty-four".