32137195091 has 2 divisors, whose sum is σ = 32137195092. Its totient is φ = 32137195090.

The previous prime is 32137195087. The next prime is 32137195093. The reversal of 32137195091 is 19059173123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32137195091 - 2² = 32137195087 is a prime.

It is a super-3 number, since 3×32137195091³ (a number of 32 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 32137195093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32137195093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16068597545 + 16068597546.

It is an arithmetic number, because the mean of its divisors is an integer number (16068597546).

Almost surely, 2^32137195091 is an apocalyptic number.

32137195091 is a deficient number, since it is larger than the sum of its proper divisors (1).

32137195091 is an equidigital number, since it uses as much as digits as its factorization.

32137195091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The spelling of 32137195091 in words is "thirty-two billion, one hundred thirty-seven million, one hundred ninety-five thousand, ninety-one".