1144662523 has 2 divisors, whose sum is σ = 1144662524. Its totient is φ = 1144662522.

The previous prime is 1144662469. The next prime is 1144662601. The reversal of 1144662523 is 3252664411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144662523 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144662023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572331261 + 572331262.

It is an arithmetic number, because the mean of its divisors is an integer number (572331262).

Almost surely, 2^1144662523 is an apocalyptic number.

1144662523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144662523 is an equidigital number, since it uses as much as digits as its factorization.

1144662523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 1144662523 is about 33832.8615845601. The cubic root of 1144662523 is about 1046.0661639968.

The spelling of 1144662523 in words is "one billion, one hundred forty-four million, six hundred sixty-two thousand, five hundred twenty-three".