6461157 has 16 divisors (see below), whose sum is σ = 8835008. Its totient is φ = 4199040.

The previous prime is 6461141. The next prime is 6461167. The reversal of 6461157 is 7511646.

It is not a de Polignac number, because 6461157 - 2⁴ = 6461141 is a prime.

It is a Duffinian number.

Its product of digits (5040) is a multiple of the sum of its prime divisors (420).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6461107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35607 + ... + 35787.

It is an arithmetic number, because the mean of its divisors is an integer number (552188).

Almost surely, 2^6461157 is an apocalyptic number.

It is an amenable number.

6461157 is a deficient number, since it is larger than the sum of its proper divisors (2373851).

6461157 is a wasteful number, since it uses less digits than its factorization.

6461157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420.

The product of its digits is 5040, while the sum is 30.

The square root of 6461157 is about 2541.8806030182. The cubic root of 6461157 is about 186.2530663279.

The spelling of 6461157 in words is "six million, four hundred sixty-one thousand, one hundred fifty-seven".