72037051 has 2 divisors, whose sum is σ = 72037052. Its totient is φ = 72037050.

The previous prime is 72037013. The next prime is 72037061. The reversal of 72037051 is 15073027.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72037051 is a prime.

It is not a weakly prime, because it can be changed into another prime (72037061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36018525 + 36018526.

It is an arithmetic number, because the mean of its divisors is an integer number (36018526).

Almost surely, 2^72037051 is an apocalyptic number.

72037051 is a deficient number, since it is larger than the sum of its proper divisors (1).

72037051 is an equidigital number, since it uses as much as digits as its factorization.

72037051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 72037051 is about 8487.4643445496. The cubic root of 72037051 is about 416.0881127304.

The spelling of 72037051 in words is "seventy-two million, thirty-seven thousand, fifty-one".