1142013497 has 2 divisors, whose sum is σ = 1142013498. Its totient is φ = 1142013496.

The previous prime is 1142013451. The next prime is 1142013511. The reversal of 1142013497 is 7943102411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 964164601 + 177848896 = 31051^2 + 13336^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142013497 - 2¹⁴ = 1141997113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142010497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571006748 + 571006749.

It is an arithmetic number, because the mean of its divisors is an integer number (571006749).

Almost surely, 2^1142013497 is an apocalyptic number.

It is an amenable number.

1142013497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142013497 is an equidigital number, since it uses as much as digits as its factorization.

1142013497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1142013497 is about 33793.6901950645. The cubic root of 1142013497 is about 1045.2585906452.

The spelling of 1142013497 in words is "one billion, one hundred forty-two million, thirteen thousand, four hundred ninety-seven".