121607534 has 8 divisors (see below), whose sum is σ = 182845848. Its totient is φ = 60658920.

The previous prime is 121607503. The next prime is 121607557. The reversal of 121607534 is 435706121.

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

It is a super-2 number, since 2×121607534² = 29576784651122312, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 121607497 and 121607506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71372 + ... + 73055.

It is an arithmetic number, because the mean of its divisors is an integer number (22855731).

Almost surely, 2^121607534 is an apocalyptic number.

121607534 is a deficient number, since it is larger than the sum of its proper divisors (61238314).

121607534 is a wasteful number, since it uses less digits than its factorization.

121607534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144850.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 121607534 is about 11027.5806050103. The cubic root of 121607534 is about 495.4351633607.

The spelling of 121607534 in words is "one hundred twenty-one million, six hundred seven thousand, five hundred thirty-four".