4131975 has 24 divisors (see below), whose sum is σ = 7020880. Its totient is φ = 2142720.

The previous prime is 4131971. The next prime is 4131977. The reversal of 4131975 is 5791314.

It is not a de Polignac number, because 4131975 - 2² = 4131971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131971) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2031 + ... + 3519.

Almost surely, 2^4131975 is an apocalyptic number.

4131975 is a deficient number, since it is larger than the sum of its proper divisors (2888905).

4131975 is a wasteful number, since it uses less digits than its factorization.

4131975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1534 counting only the distinct ones).

The product of its digits is 3780, while the sum is 30.

The square root of 4131975 is about 2032.7260021951. The cubic root of 4131975 is about 160.4670597475.

The spelling of 4131975 in words is "four million, one hundred thirty-one thousand, nine hundred seventy-five".