454403137 has 2 divisors, whose sum is σ = 454403138. Its totient is φ = 454403136.

The previous prime is 454403129. The next prime is 454403153. The reversal of 454403137 is 731304454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442849936 + 11553201 = 21044^2 + 3399^2 .

It is a cyclic number.

It is not a de Polignac number, because 454403137 - 2³ = 454403129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 454403099 and 454403108.

It is not a weakly prime, because it can be changed into another prime (454473137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227201568 + 227201569.

It is an arithmetic number, because the mean of its divisors is an integer number (227201569).

Almost surely, 2^454403137 is an apocalyptic number.

It is an amenable number.

454403137 is a deficient number, since it is larger than the sum of its proper divisors (1).

454403137 is an equidigital number, since it uses as much as digits as its factorization.

454403137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 454403137 is about 21316.7337319769. The cubic root of 454403137 is about 768.8007062683.

The spelling of 454403137 in words is "four hundred fifty-four million, four hundred three thousand, one hundred thirty-seven".