72375007 has 2 divisors, whose sum is σ = 72375008. Its totient is φ = 72375006.

The previous prime is 72374999. The next prime is 72375053. The reversal of 72375007 is 70057327.

It is a weak prime.

It is an emirp because it is prime and its reverse (70057327) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72375007 - 2³ = 72374999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72375007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72370007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36187503 + 36187504.

It is an arithmetic number, because the mean of its divisors is an integer number (36187504).

Almost surely, 2^72375007 is an apocalyptic number.

72375007 is a deficient number, since it is larger than the sum of its proper divisors (1).

72375007 is an equidigital number, since it uses as much as digits as its factorization.

72375007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10290, while the sum is 31.

The square root of 72375007 is about 8507.3501749957. The cubic root of 72375007 is about 416.7377790803.

The spelling of 72375007 in words is "seventy-two million, three hundred seventy-five thousand, seven".