45403199 has 4 divisors (see below), whose sum is σ = 45490536. Its totient is φ = 45315864.

The previous prime is 45403177. The next prime is 45403223. The reversal of 45403199 is 99130454.

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

It is a cyclic number.

It is not a de Polignac number, because 45403199 - 2¹² = 45399103 is a prime.

It is a super-2 number, since 2×45403199² = 4122900958867202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45403109) 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, 42884 + ... + 43929.

It is an arithmetic number, because the mean of its divisors is an integer number (11372634).

Almost surely, 2^45403199 is an apocalyptic number.

45403199 is a deficient number, since it is larger than the sum of its proper divisors (87337).

45403199 is an equidigital number, since it uses as much as digits as its factorization.

45403199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87336.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 45403199 is about 6738.1895936520. The cubic root of 45403199 is about 356.7484961846.

The spelling of 45403199 in words is "forty-five million, four hundred three thousand, one hundred ninety-nine".