70623167 has 2 divisors, whose sum is σ = 70623168. Its totient is φ = 70623166.

The previous prime is 70623143. The next prime is 70623199. The reversal of 70623167 is 76132607.

It is an a-pointer prime, because the next prime (70623199) can be obtained adding 70623167 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70623167 - 2¹⁰ = 70622143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70623107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35311583 + 35311584.

It is an arithmetic number, because the mean of its divisors is an integer number (35311584).

Almost surely, 2^70623167 is an apocalyptic number.

70623167 is a deficient number, since it is larger than the sum of its proper divisors (1).

70623167 is an equidigital number, since it uses as much as digits as its factorization.

70623167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 70623167 is about 8403.7590993555. The cubic root of 70623167 is about 413.3478944026.

The spelling of 70623167 in words is "seventy million, six hundred twenty-three thousand, one hundred sixty-seven".