6157971 has 16 divisors (see below), whose sum is σ = 9241600. Its totient is φ = 4051944.

The previous prime is 6157969. The next prime is 6157973. The reversal of 6157971 is 1797516.

It is an interprime number because it is at equal distance from previous prime (6157969) and next prime (6157973).

It is not a de Polignac number, because 6157971 - 2¹ = 6157969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6157973) 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, 690 + ... + 3576.

It is an arithmetic number, because the mean of its divisors is an integer number (577600).

Almost surely, 2^6157971 is an apocalyptic number.

6157971 is a deficient number, since it is larger than the sum of its proper divisors (3083629).

6157971 is a wasteful number, since it uses less digits than its factorization.

6157971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975 (or 2969 counting only the distinct ones).

The product of its digits is 13230, while the sum is 36.

The square root of 6157971 is about 2481.5259418350. The cubic root of 6157971 is about 183.2930001265.

The spelling of 6157971 in words is "six million, one hundred fifty-seven thousand, nine hundred seventy-one".