201157002 has 12 divisors (see below), whose sum is σ = 435840210. Its totient is φ = 67052328.

The previous prime is 201157001. The next prime is 201157007. The reversal of 201157002 is 200751102.

It can be written as a sum of positive squares in only one way, i.e., 174002481 + 27154521 = 13191^2 + 5211^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11175389 = 201157002 / (2 + 0 + 1 + 1 + 5 + 7 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (201157001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5587677 + ... + 5587712.

Almost surely, 2^201157002 is an apocalyptic number.

201157002 is an abundant number, since it is smaller than the sum of its proper divisors (234683208).

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

201157002 is a wasteful number, since it uses less digits than its factorization.

201157002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11175397 (or 11175394 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 201157002 is about 14182.9828315485. The cubic root of 201157002 is about 585.9290781467.

The spelling of 201157002 in words is "two hundred one million, one hundred fifty-seven thousand, two".