45121254 has 8 divisors (see below), whose sum is σ = 90242520. Its totient is φ = 15040416.

The previous prime is 45121249. The next prime is 45121259. The reversal of 45121254 is 45212154.

It is an interprime number because it is at equal distance from previous prime (45121249) and next prime (45121259).

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

45121254 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45121259) 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, 3760099 + ... + 3760110.

It is an arithmetic number, because the mean of its divisors is an integer number (11280315).

Almost surely, 2^45121254 is an apocalyptic number.

45121254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45121254 is a wasteful number, since it uses less digits than its factorization.

45121254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7520214.

The product of its digits is 1600, while the sum is 24.

The square root of 45121254 is about 6717.2355921167. The cubic root of 45121254 is about 356.0085161873.

The spelling of 45121254 in words is "forty-five million, one hundred twenty-one thousand, two hundred fifty-four".