45455401 has 2 divisors, whose sum is σ = 45455402. Its totient is φ = 45455400.

The previous prime is 45455387. The next prime is 45455437. The reversal of 45455401 is 10455454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36905625 + 8549776 = 6075^2 + 2924^2 .

It is a cyclic number.

It is not a de Polignac number, because 45455401 - 2⁵ = 45455369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45455401.

It is not a weakly prime, because it can be changed into another prime (45455471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22727700 + 22727701.

It is an arithmetic number, because the mean of its divisors is an integer number (22727701).

Almost surely, 2^45455401 is an apocalyptic number.

It is an amenable number.

45455401 is a deficient number, since it is larger than the sum of its proper divisors (1).

45455401 is an equidigital number, since it uses as much as digits as its factorization.

45455401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 45455401 is about 6742.0620732829. The cubic root of 45455401 is about 356.8851668212.

It can be divided in two parts, 454 and 55401, that added together give a palindrome (55855).

The spelling of 45455401 in words is "forty-five million, four hundred fifty-five thousand, four hundred one".