1355137992 has 96 divisors (see below), whose sum is σ = 4076215200. Its totient is φ = 416954304.

The previous prime is 1355137967. The next prime is 1355138011. The reversal of 1355137992 is 2997315531.

1355137992 is a `hidden beast` number, since 1 + 3 + 551 + 3 + 7 + 9 + 92 = 666.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 17943 + ... + 55065.

It is an arithmetic number, because the mean of its divisors is an integer number (42460575).

Almost surely, 2^1355137992 is an apocalyptic number.

1355137992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1355137992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2038107600).

1355137992 is an abundant number, since it is smaller than the sum of its proper divisors (2721077208).

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

1355137992 is a wasteful number, since it uses less digits than its factorization.

1355137992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37164 (or 37141 counting only the distinct ones).

The product of its digits is 255150, while the sum is 45.

The square root of 1355137992 is about 36812.1989563242. The cubic root of 1355137992 is about 1106.6097874832.

The spelling of 1355137992 in words is "one billion, three hundred fifty-five million, one hundred thirty-seven thousand, nine hundred ninety-two".