1146045540 has 24 divisors (see below), whose sum is σ = 3208927680. Its totient is φ = 305612128.

The previous prime is 1146045533. The next prime is 1146045557. The reversal of 1146045540 is 455406411.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1146045498 and 1146045507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9550320 + ... + 9550439.

It is an arithmetic number, because the mean of its divisors is an integer number (133705320).

Almost surely, 2^1146045540 is an apocalyptic number.

1146045540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146045540 is an abundant number, since it is smaller than the sum of its proper divisors (2062882140).

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

1146045540 is a wasteful number, since it uses less digits than its factorization.

1146045540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19100771 (or 19100769 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1146045540 is about 33853.2943744032. The cubic root of 1146045540 is about 1046.4872910362.

The spelling of 1146045540 in words is "one billion, one hundred forty-six million, forty-five thousand, five hundred forty".