1341943491 has 32 divisors (see below), whose sum is σ = 2108213248. Its totient is φ = 743230080.

The previous prime is 1341943481. The next prime is 1341943507. The reversal of 1341943491 is 1943491431.

It is not a de Polignac number, because 1341943491 - 2¹⁰ = 1341942467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341943481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207381 + ... + 213753.

It is an arithmetic number, because the mean of its divisors is an integer number (65881664).

Almost surely, 2^1341943491 is an apocalyptic number.

1341943491 is a deficient number, since it is larger than the sum of its proper divisors (766269757).

1341943491 is a wasteful number, since it uses less digits than its factorization.

1341943491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691.

The product of its digits is 46656, while the sum is 39.

The square root of 1341943491 is about 36632.5468811547. The cubic root of 1341943491 is about 1103.0065109551.

The spelling of 1341943491 in words is "one billion, three hundred forty-one million, nine hundred forty-three thousand, four hundred ninety-one".