1154284460 has 48 divisors (see below), whose sum is σ = 2772215040. Its totient is φ = 395478720.

The previous prime is 1154284457. The next prime is 1154284471. The reversal of 1154284460 is 644824511.

It is a super-2 number, since 2×1154284460² = 2664745229194983200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1154284460.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380831 + ... + 383849.

It is an arithmetic number, because the mean of its divisors is an integer number (57754480).

Almost surely, 2^1154284460 is an apocalyptic number.

1154284460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1154284460 is an abundant number, since it is smaller than the sum of its proper divisors (1617930580).

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

1154284460 is a wasteful number, since it uses less digits than its factorization.

1154284460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5766 (or 5764 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 1154284460 is about 33974.7621036557. The cubic root of 1154284460 is about 1048.9890375181.

The spelling of 1154284460 in words is "one billion, one hundred fifty-four million, two hundred eighty-four thousand, four hundred sixty".