2955157 has 4 divisors (see below), whose sum is σ = 3027276. Its totient is φ = 2883040.

The previous prime is 2955131. The next prime is 2955167. The reversal of 2955157 is 7515592.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 152881 + 2802276 = 391^2 + 1674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2955157 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2955107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35998 + ... + 36079.

It is an arithmetic number, because the mean of its divisors is an integer number (756819).

2^2955157 is an apocalyptic number.

It is an amenable number.

2955157 is a deficient number, since it is larger than the sum of its proper divisors (72119).

2955157 is an equidigital number, since it uses as much as digits as its factorization.

2955157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72118.

The product of its digits is 15750, while the sum is 34.

The square root of 2955157 is about 1719.0570089441. The cubic root of 2955157 is about 143.5027376282.

The spelling of 2955157 in words is "two million, nine hundred fifty-five thousand, one hundred fifty-seven".