1341332291 has 16 divisors (see below), whose sum is σ = 1455888000. Its totient is φ = 1228445568.

The previous prime is 1341332263. The next prime is 1341332297. The reversal of 1341332291 is 1922331431.

It is a cyclic number.

It is not a de Polignac number, because 1341332291 - 2²² = 1337137987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341332297) 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, 1083725 + ... + 1084961.

It is an arithmetic number, because the mean of its divisors is an integer number (90993000).

Almost surely, 2^1341332291 is an apocalyptic number.

1341332291 is a deficient number, since it is larger than the sum of its proper divisors (114555709).

1341332291 is a wasteful number, since it uses less digits than its factorization.

1341332291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838.

The product of its digits is 3888, while the sum is 29.

The square root of 1341332291 is about 36624.2036227411. The cubic root of 1341332291 is about 1102.8390275103.

The spelling of 1341332291 in words is "one billion, three hundred forty-one million, three hundred thirty-two thousand, two hundred ninety-one".