45103239 has 12 divisors (see below), whose sum is σ = 66738672. Its totient is φ = 29335200.

The previous prime is 45103187. The next prime is 45103291. The reversal of 45103239 is 93230154.

It is an interprime number because it is at equal distance from previous prime (45103187) and next prime (45103291).

It is not a de Polignac number, because 45103239 - 2⁸ = 45102983 is a prime.

It is a super-2 number, since 2×45103239² = 4068604336582242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45103039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60747 + ... + 61484.

It is an arithmetic number, because the mean of its divisors is an integer number (5561556).

Almost surely, 2^45103239 is an apocalyptic number.

45103239 is a deficient number, since it is larger than the sum of its proper divisors (21635433).

45103239 is a wasteful number, since it uses less digits than its factorization.

45103239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122278 (or 122275 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 45103239 is about 6715.8945048296. The cubic root of 45103239 is about 355.9611301878.

The spelling of 45103239 in words is "forty-five million, one hundred three thousand, two hundred thirty-nine".