45414431 has 2 divisors, whose sum is σ = 45414432. Its totient is φ = 45414430.

The previous prime is 45414401. The next prime is 45414437. The reversal of 45414431 is 13441454.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45414431 - 2⁶ = 45414367 is a prime.

It is a super-2 number, since 2×45414431² = 4124941086107522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45414431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45414437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22707215 + 22707216.

It is an arithmetic number, because the mean of its divisors is an integer number (22707216).

Almost surely, 2^45414431 is an apocalyptic number.

45414431 is a deficient number, since it is larger than the sum of its proper divisors (1).

45414431 is an equidigital number, since it uses as much as digits as its factorization.

45414431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 26.

The square root of 45414431 is about 6739.0230004059. The cubic root of 45414431 is about 356.7779116503. Note that the first 3 decimals are identical.

Adding to 45414431 its reverse (13441454), we get a palindrome (58855885).

The spelling of 45414431 in words is "forty-five million, four hundred fourteen thousand, four hundred thirty-one".