145620967 has 2 divisors, whose sum is σ = 145620968. Its totient is φ = 145620966.

The previous prime is 145620961. The next prime is 145620989. The reversal of 145620967 is 769026541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145620967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145620961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72810483 + 72810484.

It is an arithmetic number, because the mean of its divisors is an integer number (72810484).

Almost surely, 2^145620967 is an apocalyptic number.

145620967 is a deficient number, since it is larger than the sum of its proper divisors (1).

145620967 is an equidigital number, since it uses as much as digits as its factorization.

145620967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 145620967 is about 12067.3512835253. The cubic root of 145620967 is about 526.1076743240.

The spelling of 145620967 in words is "one hundred forty-five million, six hundred twenty thousand, nine hundred sixty-seven".