156200093 has 6 divisors (see below), whose sum is σ = 181702206. Its totient is φ = 133885752.

The previous prime is 156200089. The next prime is 156200117. The reversal of 156200093 is 390002651.

It can be written as a sum of positive squares in only one way, i.e., 97555129 + 58644964 = 9877^2 + 7658^2 .

It is not a de Polignac number, because 156200093 - 2² = 156200089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156202093) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1593830 + ... + 1593927.

It is an arithmetic number, because the mean of its divisors is an integer number (30283701).

Almost surely, 2^156200093 is an apocalyptic number.

It is an amenable number.

156200093 is a deficient number, since it is larger than the sum of its proper divisors (25502113).

156200093 is an equidigital number, since it uses as much as digits as its factorization.

156200093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187771 (or 3187764 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 156200093 is about 12498.0035605692. The cubic root of 156200093 is about 538.5513216697.

The spelling of 156200093 in words is "one hundred fifty-six million, two hundred thousand, ninety-three".