45492543 has 16 divisors (see below), whose sum is σ = 67932160. Its totient is φ = 30087288.

The previous prime is 45492539. The next prime is 45492583. The reversal of 45492543 is 34529454.

It is a happy number.

It is not a de Polignac number, because 45492543 - 2² = 45492539 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45492498 and 45492507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45492523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3205 + ... + 10062.

It is an arithmetic number, because the mean of its divisors is an integer number (4245760).

Almost surely, 2^45492543 is an apocalyptic number.

45492543 is a deficient number, since it is larger than the sum of its proper divisors (22439617).

45492543 is a wasteful number, since it uses less digits than its factorization.

45492543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13403 (or 13397 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 45492543 is about 6744.8160093512. The cubic root of 45492543 is about 356.9823450064.

The spelling of 45492543 in words is "forty-five million, four hundred ninety-two thousand, five hundred forty-three".