157453207 has 2 divisors, whose sum is σ = 157453208. Its totient is φ = 157453206.

The previous prime is 157453199. The next prime is 157453237. The reversal of 157453207 is 702354751.

157453207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157453207 - 2³ = 157453199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157453237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78726603 + 78726604.

It is an arithmetic number, because the mean of its divisors is an integer number (78726604).

Almost surely, 2^157453207 is an apocalyptic number.

157453207 is a deficient number, since it is larger than the sum of its proper divisors (1).

157453207 is an equidigital number, since it uses as much as digits as its factorization.

157453207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 157453207 is about 12548.0359817782. The cubic root of 157453207 is about 539.9876620409.

The spelling of 157453207 in words is "one hundred fifty-seven million, four hundred fifty-three thousand, two hundred seven".