1045235040 has 48 divisors (see below), whose sum is σ = 3292491888. Its totient is φ = 278729216.

The previous prime is 1045235027. The next prime is 1045235047. The reversal of 1045235040 is 405325401.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1045235040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045235047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088307 + ... + 1089266.

It is an arithmetic number, because the mean of its divisors is an integer number (68593581).

Almost surely, 2^1045235040 is an apocalyptic number.

1045235040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045235040 is an abundant number, since it is smaller than the sum of its proper divisors (2247256848).

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

1045235040 is a wasteful number, since it uses less digits than its factorization.

1045235040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177591 (or 2177583 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1045235040 is about 32330.0949581037. The cubic root of 1045235040 is about 1014.8565369480.

The spelling of 1045235040 in words is "one billion, forty-five million, two hundred thirty-five thousand, forty".