1042869120 has 64 divisors (see below), whose sum is σ = 3324151440. Its totient is φ = 278097920.

The previous prime is 1042869101. The next prime is 1042869127. The reversal of 1042869120 is 219682401.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042869127) 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, 269661 + ... + 273500.

Almost surely, 2^1042869120 is an apocalyptic number.

1042869120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042869120 is an abundant number, since it is smaller than the sum of its proper divisors (2281282320).

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

1042869120 is an equidigital number, since it uses as much as digits as its factorization.

1042869120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543183 (or 543171 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1042869120 is about 32293.4841725076. The cubic root of 1042869120 is about 1014.0902393538.

The spelling of 1042869120 in words is "one billion, forty-two million, eight hundred sixty-nine thousand, one hundred twenty".