45154258 has 4 divisors (see below), whose sum is σ = 67731390. Its totient is φ = 22577128.

The previous prime is 45154253. The next prime is 45154271. The reversal of 45154258 is 85245154.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27489049 + 17665209 = 5243^2 + 4203^2 .

It is not an unprimeable number, because it can be changed into a prime (45154253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11288563 + ... + 11288566.

Almost surely, 2^45154258 is an apocalyptic number.

45154258 is a deficient number, since it is larger than the sum of its proper divisors (22577132).

45154258 is a wasteful number, since it uses less digits than its factorization.

45154258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22577131.

The product of its digits is 32000, while the sum is 34.

The square root of 45154258 is about 6719.6918084091. The cubic root of 45154258 is about 356.0952959966.

The spelling of 45154258 in words is "forty-five million, one hundred fifty-four thousand, two hundred fifty-eight".