1151262547 has 2 divisors, whose sum is σ = 1151262548. Its totient is φ = 1151262546.

The previous prime is 1151262533. The next prime is 1151262571. The reversal of 1151262547 is 7452621511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151262547 - 2²³ = 1142873939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151262347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575631273 + 575631274.

It is an arithmetic number, because the mean of its divisors is an integer number (575631274).

Almost surely, 2^1151262547 is an apocalyptic number.

1151262547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151262547 is an equidigital number, since it uses as much as digits as its factorization.

1151262547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 1151262547 is about 33930.2600491066. The cubic root of 1151262547 is about 1048.0728208606.

The spelling of 1151262547 in words is "one billion, one hundred fifty-one million, two hundred sixty-two thousand, five hundred forty-seven".