45351523 has 8 divisors (see below), whose sum is σ = 51889760. Its totient is φ = 38828160.

The previous prime is 45351511. The next prime is 45351547. The reversal of 45351523 is 32515354.

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

It is not a de Polignac number, because 45351523 - 2¹⁷ = 45220451 is a prime.

It is a super-3 number, since 3×45351523³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45351491 and 45351500.

It is not an unprimeable number, because it can be changed into a prime (45352523) 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, 3853 + ... + 10273.

It is an arithmetic number, because the mean of its divisors is an integer number (6486220).

Almost surely, 2^45351523 is an apocalyptic number.

45351523 is a deficient number, since it is larger than the sum of its proper divisors (6538237).

45351523 is a wasteful number, since it uses less digits than its factorization.

45351523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7437.

The product of its digits is 9000, while the sum is 28.

The square root of 45351523 is about 6734.3539408023. The cubic root of 45351523 is about 356.6130994561.

Adding to 45351523 its reverse (32515354), we get a palindrome (77866877).

The spelling of 45351523 in words is "forty-five million, three hundred fifty-one thousand, five hundred twenty-three".