45203101 has 4 divisors (see below), whose sum is σ = 45293472. Its totient is φ = 45112732.

The previous prime is 45203087. The next prime is 45203107. The reversal of 45203101 is 10130254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45203101 - 2⁷ = 45202973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45203107) 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, 44431 + ... + 45436.

It is an arithmetic number, because the mean of its divisors is an integer number (11323368).

Almost surely, 2^45203101 is an apocalyptic number.

It is an amenable number.

45203101 is a deficient number, since it is larger than the sum of its proper divisors (90371).

45203101 is an equidigital number, since it uses as much as digits as its factorization.

45203101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90370.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 45203101 is about 6723.3251445992. The cubic root of 45203101 is about 356.2236448750.

Adding to 45203101 its reverse (10130254), we get a palindrome (55333355).

The spelling of 45203101 in words is "forty-five million, two hundred three thousand, one hundred one".