372540251 has 2 divisors, whose sum is σ = 372540252. Its totient is φ = 372540250.

The previous prime is 372540211. The next prime is 372540253. The reversal of 372540251 is 152045273.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (152045273) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 372540251 - 2⁶ = 372540187 is a prime.

Together with 372540253, 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 (372540253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186270125 + 186270126.

It is an arithmetic number, because the mean of its divisors is an integer number (186270126).

Almost surely, 2^372540251 is an apocalyptic number.

372540251 is a deficient number, since it is larger than the sum of its proper divisors (1).

372540251 is an equidigital number, since it uses as much as digits as its factorization.

372540251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 372540251 is about 19301.3017954748. The cubic root of 372540251 is about 719.5446265342.

The spelling of 372540251 in words is "three hundred seventy-two million, five hundred forty thousand, two hundred fifty-one".