3140540369 has 2 divisors, whose sum is σ = 3140540370. Its totient is φ = 3140540368.

The previous prime is 3140540327. The next prime is 3140540371. The reversal of 3140540369 is 9630450413.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1858041025 + 1282499344 = 43105^2 + 35812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3140540369 is a prime.

It is a super-2 number, since 2×3140540369² = 19725987618637312322, which contains 22 as substring.

Together with 3140540371, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3140530369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570270184 + 1570270185.

It is an arithmetic number, because the mean of its divisors is an integer number (1570270185).

Almost surely, 2^3140540369 is an apocalyptic number.

It is an amenable number.

3140540369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140540369 is an equidigital number, since it uses as much as digits as its factorization.

3140540369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 3140540369 is about 56040.5243462265. The cubic root of 3140540369 is about 1464.4283463529.

The spelling of 3140540369 in words is "three billion, one hundred forty million, five hundred forty thousand, three hundred sixty-nine".