45151423 has 8 divisors (see below), whose sum is σ = 45852480. Its totient is φ = 44453760.

The previous prime is 45151417. The next prime is 45151427. The reversal of 45151423 is 32415154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45151423 - 2¹⁷ = 45020351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45151427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40611 + ... + 41707.

It is an arithmetic number, because the mean of its divisors is an integer number (5731560).

Almost surely, 2^45151423 is an apocalyptic number.

45151423 is a deficient number, since it is larger than the sum of its proper divisors (701057).

45151423 is a wasteful number, since it uses less digits than its factorization.

45151423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697.

The product of its digits is 2400, while the sum is 25.

The square root of 45151423 is about 6719.4808579235. The cubic root of 45151423 is about 356.0878433861.

Adding to 45151423 its reverse (32415154), we get a palindrome (77566577).

The spelling of 45151423 in words is "forty-five million, one hundred fifty-one thousand, four hundred twenty-three".