45348031 has 2 divisors, whose sum is σ = 45348032. Its totient is φ = 45348030.

The previous prime is 45348029. The next prime is 45348053. The reversal of 45348031 is 13084354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45348031 - 2¹ = 45348029 is a prime.

It is a super-2 number, since 2×45348031² = 4112887831153922, which contains 22 as substring.

Together with 45348029, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45343031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22674015 + 22674016.

It is an arithmetic number, because the mean of its divisors is an integer number (22674016).

Almost surely, 2^45348031 is an apocalyptic number.

45348031 is a deficient number, since it is larger than the sum of its proper divisors (1).

45348031 is an equidigital number, since it uses as much as digits as its factorization.

45348031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 45348031 is about 6734.0946681792. The cubic root of 45348031 is about 356.6039463280.

It can be divided in two parts, 453 and 48031, that added together give a palindrome (48484).

The spelling of 45348031 in words is "forty-five million, three hundred forty-eight thousand, thirty-one".