1045100540 has 24 divisors (see below), whose sum is σ = 2394230832. Its totient is φ = 380036480.

The previous prime is 1045100533. The next prime is 1045100549. The reversal of 1045100540 is 450015401.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045100549) 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, 2375009 + ... + 2375448.

It is an arithmetic number, because the mean of its divisors is an integer number (99759618).

Almost surely, 2^1045100540 is an apocalyptic number.

1045100540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045100540 is an abundant number, since it is smaller than the sum of its proper divisors (1349130292).

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

1045100540 is a wasteful number, since it uses less digits than its factorization.

1045100540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750477 (or 4750475 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1045100540 is about 32328.0147859407. The cubic root of 1045100540 is about 1014.8130047745.

Adding to 1045100540 its reverse (450015401), we get a palindrome (1495115941).

The spelling of 1045100540 in words is "one billion, forty-five million, one hundred thousand, five hundred forty".