121506634 has 16 divisors (see below), whose sum is σ = 195475680. Its totient is φ = 56468880.

The previous prime is 121506629. The next prime is 121506641. The reversal of 121506634 is 436605121.

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, 28152 + ... + 32179.

It is an arithmetic number, because the mean of its divisors is an integer number (12217230).

Almost surely, 2^121506634 is an apocalyptic number.

121506634 is a deficient number, since it is larger than the sum of its proper divisors (73969046).

121506634 is a wasteful number, since it uses less digits than its factorization.

121506634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60405.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 121506634 is about 11023.0047627677. The cubic root of 121506634 is about 495.2981015674.

The spelling of 121506634 in words is "one hundred twenty-one million, five hundred six thousand, six hundred thirty-four".