45203099 has 4 divisors (see below), whose sum is σ = 45248736. Its totient is φ = 45157464.

The previous prime is 45203087. The next prime is 45203107. The reversal of 45203099 is 99030254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99030254 = 2 ⋅49515127.

It is a cyclic number.

It is not a de Polignac number, because 45203099 - 2¹² = 45199003 is a prime.

It is a super-3 number, since 3×45203099³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45203009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21299 + ... + 23324.

It is an arithmetic number, because the mean of its divisors is an integer number (11312184).

Almost surely, 2^45203099 is an apocalyptic number.

45203099 is a deficient number, since it is larger than the sum of its proper divisors (45637).

45203099 is a wasteful number, since it uses less digits than its factorization.

45203099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45636.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 45203099 is about 6723.3249958633. The cubic root of 45203099 is about 356.2236396213.

The spelling of 45203099 in words is "forty-five million, two hundred three thousand, ninety-nine".