454145137 has 2 divisors, whose sum is σ = 454145138. Its totient is φ = 454145136.

The previous prime is 454145117. The next prime is 454145147. The reversal of 454145137 is 731541454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 350288656 + 103856481 = 18716^2 + 10191^2 .

It is a cyclic number.

It is not a de Polignac number, because 454145137 - 2²³ = 445756529 is a prime.

It is equal to p_24060949 and since 454145137 and 24060949 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (454145117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227072568 + 227072569.

It is an arithmetic number, because the mean of its divisors is an integer number (227072569).

Almost surely, 2^454145137 is an apocalyptic number.

It is an amenable number.

454145137 is a deficient number, since it is larger than the sum of its proper divisors (1).

454145137 is an equidigital number, since it uses as much as digits as its factorization.

454145137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 34.

The square root of 454145137 is about 21310.6812889687. The cubic root of 454145137 is about 768.6551760715.

The spelling of 454145137 in words is "four hundred fifty-four million, one hundred forty-five thousand, one hundred thirty-seven".