1141141931 has 2 divisors, whose sum is σ = 1141141932. Its totient is φ = 1141141930.

The previous prime is 1141141907. The next prime is 1141142021. The reversal of 1141141931 is 1391411411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141141931 is a prime.

It is a super-2 number, since 2×1141141931² = 2604409813372817522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1141141931.

It is not a weakly prime, because it can be changed into another prime (1141171931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570570965 + 570570966.

It is an arithmetic number, because the mean of its divisors is an integer number (570570966).

Almost surely, 2^1141141931 is an apocalyptic number.

1141141931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141141931 is an equidigital number, since it uses as much as digits as its factorization.

1141141931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 26.

The square root of 1141141931 is about 33780.7923382504. The cubic root of 1141141931 is about 1044.9926148910.

The spelling of 1141141931 in words is "one billion, one hundred forty-one million, one hundred forty-one thousand, nine hundred thirty-one".