4097091231 has 6 divisors (see below), whose sum is σ = 5918020680. Its totient is φ = 2731394148.

The previous prime is 4097091221. The next prime is 4097091241. The reversal of 4097091231 is 1321907904.

It is an interprime number because it is at equal distance from previous prime (4097091221) and next prime (4097091241).

It is not a de Polignac number, because 4097091231 - 2²⁶ = 4029982367 is a prime.

It is a super-2 number, since 2×4097091231² = 33572313110274190722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4097091221) 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, 227616171 + ... + 227616188.

It is an arithmetic number, because the mean of its divisors is an integer number (986336780).

Almost surely, 2^4097091231 is an apocalyptic number.

4097091231 is a deficient number, since it is larger than the sum of its proper divisors (1820929449).

4097091231 is a wasteful number, since it uses less digits than its factorization.

4097091231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455232365 (or 455232362 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 4097091231 is about 64008.5246744525. The cubic root of 4097091231 is about 1600.1420747536.

The spelling of 4097091231 in words is "four billion, ninety-seven million, ninety-one thousand, two hundred thirty-one".