1142964997 has 2 divisors, whose sum is σ = 1142964998. Its totient is φ = 1142964996.

The previous prime is 1142964943. The next prime is 1142965003. The reversal of 1142964997 is 7994692411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 928664676 + 214300321 = 30474^2 + 14639^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142964997 - 2¹⁹ = 1142440709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142964937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571482498 + 571482499.

It is an arithmetic number, because the mean of its divisors is an integer number (571482499).

Almost surely, 2^1142964997 is an apocalyptic number.

It is an amenable number.

1142964997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142964997 is an equidigital number, since it uses as much as digits as its factorization.

1142964997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 52.

The square root of 1142964997 is about 33807.7653357923. The cubic root of 1142964997 is about 1045.5488053883.

The spelling of 1142964997 in words is "one billion, one hundred forty-two million, nine hundred sixty-four thousand, nine hundred ninety-seven".