45122354 has 4 divisors (see below), whose sum is σ = 67683534. Its totient is φ = 22561176.

The previous prime is 45122353. The next prime is 45122383. The reversal of 45122354 is 45322154.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45322154 = 2 ⋅22661077.

It can be written as a sum of positive squares in only one way, i.e., 38502025 + 6620329 = 6205^2 + 2573^2 .

It is not an unprimeable number, because it can be changed into a prime (45122353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11280587 + ... + 11280590.

Almost surely, 2^45122354 is an apocalyptic number.

45122354 is a deficient number, since it is larger than the sum of its proper divisors (22561180).

45122354 is a wasteful number, since it uses less digits than its factorization.

45122354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22561179.

The product of its digits is 4800, while the sum is 26.

The square root of 45122354 is about 6717.3174705384. The cubic root of 45122354 is about 356.0114091786.

The spelling of 45122354 in words is "forty-five million, one hundred twenty-two thousand, three hundred fifty-four".