1161402365 has 8 divisors (see below), whose sum is σ = 1454277888. Its totient is φ = 888725200.

The previous prime is 1161402349. The next prime is 1161402373. The reversal of 1161402365 is 5632041611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1161402365 - 2⁴ = 1161402349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5049461 + ... + 5049690.

It is an arithmetic number, because the mean of its divisors is an integer number (181784736).

Almost surely, 2^1161402365 is an apocalyptic number.

It is an amenable number.

1161402365 is a deficient number, since it is larger than the sum of its proper divisors (292875523).

1161402365 is a wasteful number, since it uses less digits than its factorization.

1161402365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10099179.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1161402365 is about 34079.3539404725. The cubic root of 1161402365 is about 1051.1408205231.

Adding to 1161402365 its reverse (5632041611), we get a palindrome (6793443976).

The spelling of 1161402365 in words is "one billion, one hundred sixty-one million, four hundred two thousand, three hundred sixty-five".