45271403 has 4 divisors (see below), whose sum is σ = 45358488. Its totient is φ = 45184320.

The previous prime is 45271397. The next prime is 45271409. The reversal of 45271403 is 30417254.

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

It is an interprime number because it is at equal distance from previous prime (45271397) and next prime (45271409).

It is a cyclic number.

It is not a de Polignac number, because 45271403 - 2⁸ = 45271147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45271409) 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, 42758 + ... + 43803.

It is an arithmetic number, because the mean of its divisors is an integer number (11339622).

Almost surely, 2^45271403 is an apocalyptic number.

45271403 is a deficient number, since it is larger than the sum of its proper divisors (87085).

45271403 is an equidigital number, since it uses as much as digits as its factorization.

45271403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87084.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45271403 is about 6728.4027079241. The cubic root of 45271403 is about 356.4029728599.

Adding to 45271403 its reverse (30417254), we get a palindrome (75688657).

The spelling of 45271403 in words is "forty-five million, two hundred seventy-one thousand, four hundred three".