1131342395 has 8 divisors (see below), whose sum is σ = 1360401504. Its totient is φ = 903213504.

The previous prime is 1131342391. The next prime is 1131342419. The reversal of 1131342395 is 5932431311.

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

It is a cyclic number.

It is not a de Polignac number, because 1131342395 - 2² = 1131342391 is a prime.

It is a super-2 number, since 2×1131342395² = 2559871229448672050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131342391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229874 + ... + 234743.

It is an arithmetic number, because the mean of its divisors is an integer number (170050188).

Almost surely, 2^1131342395 is an apocalyptic number.

1131342395 is a deficient number, since it is larger than the sum of its proper divisors (229059109).

1131342395 is an equidigital number, since it uses as much as digits as its factorization.

1131342395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465109.

The product of its digits is 9720, while the sum is 32.

The square root of 1131342395 is about 33635.4336228924. The cubic root of 1131342395 is about 1041.9927261156.

The spelling of 1131342395 in words is "one billion, one hundred thirty-one million, three hundred forty-two thousand, three hundred ninety-five".