1151124697 has 2 divisors, whose sum is σ = 1151124698. Its totient is φ = 1151124696.

The previous prime is 1151124679. The next prime is 1151124701. The reversal of 1151124697 is 7964211511.

Together with previous prime (1151124679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 640545481 + 510579216 = 25309^2 + 22596^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151124697 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151124097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575562348 + 575562349.

It is an arithmetic number, because the mean of its divisors is an integer number (575562349).

Almost surely, 2^1151124697 is an apocalyptic number.

It is an amenable number.

1151124697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151124697 is an equidigital number, since it uses as much as digits as its factorization.

1151124697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 37.

The square root of 1151124697 is about 33928.2286157117. The cubic root of 1151124697 is about 1048.0309877717.

The spelling of 1151124697 in words is "one billion, one hundred fifty-one million, one hundred twenty-four thousand, six hundred ninety-seven".