45492453 has 12 divisors (see below), whose sum is σ = 66001260. Its totient is φ = 30194496.

The previous prime is 45492449. The next prime is 45492463. The reversal of 45492453 is 35429454.

It is a happy number.

45492453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43322724 + 2169729 = 6582^2 + 1473^2 .

It is not a de Polignac number, because 45492453 - 2² = 45492449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45492463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8976 + ... + 13097.

It is an arithmetic number, because the mean of its divisors is an integer number (5500105).

Almost surely, 2^45492453 is an apocalyptic number.

It is an amenable number.

45492453 is a deficient number, since it is larger than the sum of its proper divisors (20508807).

45492453 is a wasteful number, since it uses less digits than its factorization.

45492453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22308 (or 22305 counting only the distinct ones).

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

The square root of 45492453 is about 6744.8093375573. The cubic root of 45492453 is about 356.9821095947.

The spelling of 45492453 in words is "forty-five million, four hundred ninety-two thousand, four hundred fifty-three".