45036121 has 8 divisors (see below), whose sum is σ = 48560960. Its totient is φ = 41519952.

The previous prime is 45036113. The next prime is 45036143. The reversal of 45036121 is 12163054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45036121 - 2³ = 45036113 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45036092 and 45036101.

It is not an unprimeable number, because it can be changed into a prime (45036161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12190 + ... + 15448.

It is an arithmetic number, because the mean of its divisors is an integer number (6070120).

Almost surely, 2^45036121 is an apocalyptic number.

It is an amenable number.

45036121 is a deficient number, since it is larger than the sum of its proper divisors (3524839).

45036121 is a wasteful number, since it uses less digits than its factorization.

45036121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4335.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 45036121 is about 6710.8956928267. The cubic root of 45036121 is about 355.7844742877.

Adding to 45036121 its reverse (12163054), we get a palindrome (57199175).

The spelling of 45036121 in words is "forty-five million, thirty-six thousand, one hundred twenty-one".