45030102 has 32 divisors (see below), whose sum is σ = 97450080. Its totient is φ = 13789440.

The previous prime is 45030077. The next prime is 45030103. The reversal of 45030102 is 20103054.

It is a super-2 number, since 2×45030102² = 4055420172260808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45030103) 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, 16602 + ... + 19122.

It is an arithmetic number, because the mean of its divisors is an integer number (3045315).

Almost surely, 2^45030102 is an apocalyptic number.

45030102 is an abundant number, since it is smaller than the sum of its proper divisors (52419978).

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

45030102 is a wasteful number, since it uses less digits than its factorization.

45030102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 45030102 is about 6710.4472280169. The cubic root of 45030102 is about 355.7686235875.

Adding to 45030102 its reverse (20103054), we get a palindrome (65133156).

The spelling of 45030102 in words is "forty-five million, thirty thousand, one hundred two".