121597002 has 12 divisors (see below), whose sum is σ = 263460210. Its totient is φ = 40532328.

The previous prime is 121596997. The next prime is 121597013. The reversal of 121597002 is 200795121.

It can be written as a sum of positive squares in only one way, i.e., 106316721 + 15280281 = 10311^2 + 3909^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3377677 + ... + 3377712.

Almost surely, 2^121597002 is an apocalyptic number.

121597002 is an abundant number, since it is smaller than the sum of its proper divisors (141863208).

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

121597002 is a wasteful number, since it uses less digits than its factorization.

121597002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6755397 (or 6755394 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 121597002 is about 11027.1030647219. The cubic root of 121597002 is about 495.4208603166.

The spelling of 121597002 in words is "one hundred twenty-one million, five hundred ninety-seven thousand, two".