1151341431 has 8 divisors (see below), whose sum is σ = 1535304960. Its totient is φ = 767469432.

The previous prime is 1151341421. The next prime is 1151341447. The reversal of 1151341431 is 1341431511.

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

It is not a de Polignac number, because 1151341431 - 2¹¹ = 1151339383 is a prime.

It is a super-2 number, since 2×1151341431² = 2651174181474255522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151341421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15826 + ... + 50528.

It is an arithmetic number, because the mean of its divisors is an integer number (191913120).

Almost surely, 2^1151341431 is an apocalyptic number.

1151341431 is a deficient number, since it is larger than the sum of its proper divisors (383963529).

1151341431 is a wasteful number, since it uses less digits than its factorization.

1151341431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45765.

The product of its digits is 720, while the sum is 24.

The square root of 1151341431 is about 33931.4224723928. The cubic root of 1151341431 is about 1048.0967581424.

Adding to 1151341431 its reverse (1341431511), we get a palindrome (2492772942).

The spelling of 1151341431 in words is "one billion, one hundred fifty-one million, three hundred forty-one thousand, four hundred thirty-one".