1142573687 has 2 divisors, whose sum is σ = 1142573688. Its totient is φ = 1142573686.

The previous prime is 1142573681. The next prime is 1142573693. The reversal of 1142573687 is 7863752411.

It is a balanced prime because it is at equal distance from previous prime (1142573681) and next prime (1142573693).

It is a cyclic number.

It is not a de Polignac number, because 1142573687 - 2²⁴ = 1125796471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142573681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571286843 + 571286844.

It is an arithmetic number, because the mean of its divisors is an integer number (571286844).

Almost surely, 2^1142573687 is an apocalyptic number.

1142573687 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142573687 is an equidigital number, since it uses as much as digits as its factorization.

1142573687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 44.

The square root of 1142573687 is about 33801.9775604919. The cubic root of 1142573687 is about 1045.4294723659.

The spelling of 1142573687 in words is "one billion, one hundred forty-two million, five hundred seventy-three thousand, six hundred eighty-seven".