1151589451 has 2 divisors, whose sum is σ = 1151589452. Its totient is φ = 1151589450.

The previous prime is 1151589431. The next prime is 1151589497. The reversal of 1151589451 is 1549851511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151589451 - 2⁹ = 1151588939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151589431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575794725 + 575794726.

It is an arithmetic number, because the mean of its divisors is an integer number (575794726).

Almost surely, 2^1151589451 is an apocalyptic number.

1151589451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151589451 is an equidigital number, since it uses as much as digits as its factorization.

1151589451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36000, while the sum is 40.

The square root of 1151589451 is about 33935.0770000600. The cubic root of 1151589451 is about 1048.1720124754.

It can be divided in two parts, 115158 and 9451, that added together give a square (124609 = 353²).

The spelling of 1151589451 in words is "one billion, one hundred fifty-one million, five hundred eighty-nine thousand, four hundred fifty-one".