1161522395 has 16 divisors (see below), whose sum is σ = 1526865120. Its totient is φ = 841228800.

The previous prime is 1161522391. The next prime is 1161522419. The reversal of 1161522395 is 5932251611.

It is not a de Polignac number, because 1161522395 - 2² = 1161522391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1161522391) 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, 30560 + ... + 57069.

It is an arithmetic number, because the mean of its divisors is an integer number (95429070).

Almost surely, 2^1161522395 is an apocalyptic number.

1161522395 is a deficient number, since it is larger than the sum of its proper divisors (365342725).

1161522395 is a wasteful number, since it uses less digits than its factorization.

1161522395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87886.

The product of its digits is 16200, while the sum is 35.

The square root of 1161522395 is about 34081.1149318798. The cubic root of 1161522395 is about 1051.1770307951.

The spelling of 1161522395 in words is "one billion, one hundred sixty-one million, five hundred twenty-two thousand, three hundred ninety-five".