3234631157 has 4 divisors (see below), whose sum is σ = 3424903596. Its totient is φ = 3044358720.

The previous prime is 3234631091. The next prime is 3234631177. The reversal of 3234631157 is 7511364323.

3234631157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7511364323 = 45013 ⋅166871.

It can be written as a sum of positive squares in 2 ways, for example, as 1410828721 + 1823802436 = 37561^2 + 42706^2 .

It is a cyclic number.

It is not a de Polignac number, because 3234631157 - 2⁸ = 3234630901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3234631177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95136194 + ... + 95136227.

It is an arithmetic number, because the mean of its divisors is an integer number (856225899).

Almost surely, 2^3234631157 is an apocalyptic number.

It is an amenable number.

3234631157 is a deficient number, since it is larger than the sum of its proper divisors (190272439).

3234631157 is a wasteful number, since it uses less digits than its factorization.

3234631157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190272438.

The product of its digits is 45360, while the sum is 35.

The square root of 3234631157 is about 56873.8178514508. The cubic root of 3234631157 is about 1478.9094652355.

The spelling of 3234631157 in words is "three billion, two hundred thirty-four million, six hundred thirty-one thousand, one hundred fifty-seven".