6472157 has 2 divisors, whose sum is σ = 6472158. Its totient is φ = 6472156.

The previous prime is 6472139. The next prime is 6472159. The reversal of 6472157 is 7512746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6255001 + 217156 = 2501^2 + 466^2 .

It is a cyclic number.

It is not a de Polignac number, because 6472157 - 2¹⁰ = 6471133 is a prime.

It is a super-3 number, since 3×6472157³ (a number of 21 digits) contains 333 as substring.

Together with 6472159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6472159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3236078 + 3236079.

It is an arithmetic number, because the mean of its divisors is an integer number (3236079).

Almost surely, 2^6472157 is an apocalyptic number.

It is an amenable number.

6472157 is a deficient number, since it is larger than the sum of its proper divisors (1).

6472157 is an equidigital number, since it uses as much as digits as its factorization.

6472157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 32.

The square root of 6472157 is about 2544.0434351638. The cubic root of 6472157 is about 186.3587038660.

The spelling of 6472157 in words is "six million, four hundred seventy-two thousand, one hundred fifty-seven".