1157292343 has 2 divisors, whose sum is σ = 1157292344. Its totient is φ = 1157292342.

The previous prime is 1157292329. The next prime is 1157292371. The reversal of 1157292343 is 3432927511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1157292343 - 2¹³ = 1157284151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157292043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578646171 + 578646172.

It is an arithmetic number, because the mean of its divisors is an integer number (578646172).

Almost surely, 2^1157292343 is an apocalyptic number.

1157292343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157292343 is an equidigital number, since it uses as much as digits as its factorization.

1157292343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 1157292343 is about 34018.9997354420. Note that the first 3 decimals coincide. The cubic root of 1157292343 is about 1049.8994137961.

The spelling of 1157292343 in words is "one billion, one hundred fifty-seven million, two hundred ninety-two thousand, three hundred forty-three".