45150102 has 32 divisors (see below), whose sum is σ = 102785760. Its totient is φ = 14682240.

The previous prime is 45150037. The next prime is 45150109. The reversal of 45150102 is 20105154.

It is a super-2 number, since 2×45150102² = 4077063421220808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45150109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7983 + ... + 12410.

It is an arithmetic number, because the mean of its divisors is an integer number (3212055).

Almost surely, 2^45150102 is an apocalyptic number.

45150102 is an abundant number, since it is smaller than the sum of its proper divisors (57635658).

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

45150102 is a wasteful number, since it uses less digits than its factorization.

45150102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20445 (or 20439 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 45150102 is about 6719.3825609203. The cubic root of 45150102 is about 356.0843706522.

Adding to 45150102 its reverse (20105154), we get a palindrome (65255256).

The spelling of 45150102 in words is "forty-five million, one hundred fifty thousand, one hundred two".