2495520947 has 2 divisors, whose sum is σ = 2495520948. Its totient is φ = 2495520946.

The previous prime is 2495520931. The next prime is 2495520983. The reversal of 2495520947 is 7490255942.

It is a happy number.

2495520947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2495520947 - 2⁴ = 2495520931 is a prime.

It is not a weakly prime, because it can be changed into another prime (2495520997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247760473 + 1247760474.

It is an arithmetic number, because the mean of its divisors is an integer number (1247760474).

Almost surely, 2^2495520947 is an apocalyptic number.

2495520947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2495520947 is an equidigital number, since it uses as much as digits as its factorization.

2495520947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 2495520947 is about 49955.1893900924. The cubic root of 2495520947 is about 1356.3977890668.

The spelling of 2495520947 in words is "two billion, four hundred ninety-five million, five hundred twenty thousand, nine hundred forty-seven".