1151485427 has 2 divisors, whose sum is σ = 1151485428. Its totient is φ = 1151485426.

The previous prime is 1151485393. The next prime is 1151485457. The reversal of 1151485427 is 7245841511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151485427 - 2¹⁶ = 1151419891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151485457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575742713 + 575742714.

It is an arithmetic number, because the mean of its divisors is an integer number (575742714).

Almost surely, 2^1151485427 is an apocalyptic number.

1151485427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151485427 is an equidigital number, since it uses as much as digits as its factorization.

1151485427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44800, while the sum is 38.

The square root of 1151485427 is about 33933.5442740660. The cubic root of 1151485427 is about 1048.1404507851.

The spelling of 1151485427 in words is "one billion, one hundred fifty-one million, four hundred eighty-five thousand, four hundred twenty-seven".