140364131 has 2 divisors, whose sum is σ = 140364132. Its totient is φ = 140364130.

The previous prime is 140364061. The next prime is 140364139. The reversal of 140364131 is 131463041.

140364131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140364131 - 2²⁶ = 73255267 is a prime.

It is a super-2 number, since 2×140364131² = 39404178542770322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 140364097 and 140364106.

It is not a weakly prime, because it can be changed into another prime (140364139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70182065 + 70182066.

It is an arithmetic number, because the mean of its divisors is an integer number (70182066).

Almost surely, 2^140364131 is an apocalyptic number.

140364131 is a deficient number, since it is larger than the sum of its proper divisors (1).

140364131 is an equidigital number, since it uses as much as digits as its factorization.

140364131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 140364131 is about 11847.5369170136. The cubic root of 140364131 is about 519.6991985652.

The spelling of 140364131 in words is "one hundred forty million, three hundred sixty-four thousand, one hundred thirty-one".