45374253 has 4 divisors (see below), whose sum is σ = 60499008. Its totient is φ = 30249500.

The previous prime is 45374243. The next prime is 45374257. The reversal of 45374253 is 35247354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45374253 - 2⁴ = 45374237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45374257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7562373 + ... + 7562378.

It is an arithmetic number, because the mean of its divisors is an integer number (15124752).

Almost surely, 2^45374253 is an apocalyptic number.

It is an amenable number.

45374253 is a deficient number, since it is larger than the sum of its proper divisors (15124755).

45374253 is a wasteful number, since it uses less digits than its factorization.

45374253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15124754.

The product of its digits is 50400, while the sum is 33.

The square root of 45374253 is about 6736.0413448850. The cubic root of 45374253 is about 356.6726671868.

The spelling of 45374253 in words is "forty-five million, three hundred seventy-four thousand, two hundred fifty-three".