1040250120 has 128 divisors (see below), whose sum is σ = 3840963840. Its totient is φ = 219479040.

The previous prime is 1040250119. The next prime is 1040250137. The reversal of 1040250120 is 210520401.

It is a Harshad number since it is a multiple of its sum of digits (15).

1040250120 is a modest number, since divided by 250120 gives 1040 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 1040250120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36711 + ... + 58550.

It is an arithmetic number, because the mean of its divisors is an integer number (30007530).

Almost surely, 2^1040250120 is an apocalyptic number.

1040250120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040250120 is an abundant number, since it is smaller than the sum of its proper divisors (2800713720).

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

1040250120 is a wasteful number, since it uses less digits than its factorization.

1040250120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95295 (or 95291 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1040250120 is about 32252.9087060377. The cubic root of 1040250120 is about 1013.2406189220.

Adding to 1040250120 its reverse (210520401), we get a palindrome (1250770521).

The spelling of 1040250120 in words is "one billion, forty million, two hundred fifty thousand, one hundred twenty".