146370457 has 2 divisors, whose sum is σ = 146370458. Its totient is φ = 146370456.

The previous prime is 146370449. The next prime is 146370461. The reversal of 146370457 is 754073641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81342361 + 65028096 = 9019^2 + 8064^2 .

It is a cyclic number.

It is not a de Polignac number, because 146370457 - 2³ = 146370449 is a prime.

It is not a weakly prime, because it can be changed into another prime (146370467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73185228 + 73185229.

It is an arithmetic number, because the mean of its divisors is an integer number (73185229).

Almost surely, 2^146370457 is an apocalyptic number.

It is an amenable number.

146370457 is a deficient number, since it is larger than the sum of its proper divisors (1).

146370457 is an equidigital number, since it uses as much as digits as its factorization.

146370457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 146370457 is about 12098.3658813908. The cubic root of 146370457 is about 527.0087301884.

The spelling of 146370457 in words is "one hundred forty-six million, three hundred seventy thousand, four hundred fifty-seven".