1162231399 has 16 divisors (see below), whose sum is σ = 1344067648. Its totient is φ = 984379392.

The previous prime is 1162231393. The next prime is 1162231459. The reversal of 1162231399 is 9931322611.

It is a cyclic number.

It is not a de Polignac number, because 1162231399 - 2¹¹ = 1162229351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162231393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700579 + ... + 702235.

It is an arithmetic number, because the mean of its divisors is an integer number (84004228).

Almost surely, 2^1162231399 is an apocalyptic number.

1162231399 is a deficient number, since it is larger than the sum of its proper divisors (181836249).

1162231399 is a wasteful number, since it uses less digits than its factorization.

1162231399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794.

The product of its digits is 17496, while the sum is 37.

The square root of 1162231399 is about 34091.5150587357. The cubic root of 1162231399 is about 1051.3908700146.

The spelling of 1162231399 in words is "one billion, one hundred sixty-two million, two hundred thirty-one thousand, three hundred ninety-nine".