1295141157 has 24 divisors (see below), whose sum is σ = 2002640640. Its totient is φ = 835570080.

The previous prime is 1295141149. The next prime is 1295141167. The reversal of 1295141157 is 7511415921.

1295141157 is a `hidden beast` number, since 1 + 29 + 514 + 115 + 7 = 666.

It is not a de Polignac number, because 1295141157 - 2³ = 1295141149 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1295141117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78432 + ... + 93497.

It is an arithmetic number, because the mean of its divisors is an integer number (83443360).

Almost surely, 2^1295141157 is an apocalyptic number.

It is an amenable number.

1295141157 is a deficient number, since it is larger than the sum of its proper divisors (707499483).

1295141157 is an equidigital number, since it uses as much as digits as its factorization.

1295141157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171975 (or 171963 counting only the distinct ones).

The product of its digits is 12600, while the sum is 36.

The square root of 1295141157 is about 35988.0696481487. The cubic root of 1295141157 is about 1090.0314658593.

The spelling of 1295141157 in words is "one billion, two hundred ninety-five million, one hundred forty-one thousand, one hundred fifty-seven".