1154986338 has 16 divisors (see below), whose sum is σ = 2519970336. Its totient is φ = 349995840.

The previous prime is 1154986303. The next prime is 1154986351. The reversal of 1154986338 is 8336894511.

It is a super-3 number, since 3×1154986338³ (a number of 28 digits) contains 333 as substring.

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, 8749831 + ... + 8749962.

It is an arithmetic number, because the mean of its divisors is an integer number (157498146).

Almost surely, 2^1154986338 is an apocalyptic number.

1154986338 is an abundant number, since it is smaller than the sum of its proper divisors (1364983998).

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

1154986338 is a wasteful number, since it uses less digits than its factorization.

1154986338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17499809.

The product of its digits is 622080, while the sum is 48.

The square root of 1154986338 is about 33985.0899366178. The cubic root of 1154986338 is about 1049.2016116776.

The spelling of 1154986338 in words is "one billion, one hundred fifty-four million, nine hundred eighty-six thousand, three hundred thirty-eight".