32131051 has 2 divisors, whose sum is σ = 32131052. Its totient is φ = 32131050.

The previous prime is 32131031. The next prime is 32131061. The reversal of 32131051 is 15013123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32131051 is a prime.

It is not a weakly prime, because it can be changed into another prime (32131031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16065525 + 16065526.

It is an arithmetic number, because the mean of its divisors is an integer number (16065526).

Almost surely, 2^32131051 is an apocalyptic number.

32131051 is a deficient number, since it is larger than the sum of its proper divisors (1).

32131051 is an equidigital number, since it uses as much as digits as its factorization.

32131051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 32131051 is about 5668.4257955803. The cubic root of 32131051 is about 317.9130169648.

Adding to 32131051 its reverse (15013123), we get a palindrome (47144174).

The spelling of 32131051 in words is "thirty-two million, one hundred thirty-one thousand, fifty-one".