72150167 has 2 divisors, whose sum is σ = 72150168. Its totient is φ = 72150166.

The previous prime is 72150137. The next prime is 72150181. The reversal of 72150167 is 76105127.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72150167 - 2¹² = 72146071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72150137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36075083 + 36075084.

It is an arithmetic number, because the mean of its divisors is an integer number (36075084).

Almost surely, 2^72150167 is an apocalyptic number.

72150167 is a deficient number, since it is larger than the sum of its proper divisors (1).

72150167 is an equidigital number, since it uses as much as digits as its factorization.

72150167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 72150167 is about 8494.1254405618. The cubic root of 72150167 is about 416.3057859443.

The spelling of 72150167 in words is "seventy-two million, one hundred fifty thousand, one hundred sixty-seven".