45515103 has 16 divisors (see below), whose sum is σ = 64393056. Its totient is φ = 28497920.

The previous prime is 45515101. The next prime is 45515111. The reversal of 45515103 is 30151554.

It is a cyclic number.

It is not a de Polignac number, because 45515103 - 2¹ = 45515101 is a prime.

It is a super-2 number, since 2×45515103² = 4143249202201218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45515101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44425 + ... + 45437.

It is an arithmetic number, because the mean of its divisors is an integer number (4024566).

Almost surely, 2^45515103 is an apocalyptic number.

45515103 is a deficient number, since it is larger than the sum of its proper divisors (18877953).

45515103 is a wasteful number, since it uses less digits than its factorization.

45515103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 45515103 is about 6746.4881975736. The cubic root of 45515103 is about 357.0413450848.

Adding to 45515103 its reverse (30151554), we get a palindrome (75666657).

The spelling of 45515103 in words is "forty-five million, five hundred fifteen thousand, one hundred three".