1144662601 has 2 divisors, whose sum is σ = 1144662602. Its totient is φ = 1144662600.

The previous prime is 1144662523. The next prime is 1144662611. The reversal of 1144662601 is 1062664411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 859896976 + 284765625 = 29324^2 + 16875^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144662601 - 2²¹ = 1142565449 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144662611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572331300 + 572331301.

It is an arithmetic number, because the mean of its divisors is an integer number (572331301).

Almost surely, 2^1144662601 is an apocalyptic number.

It is an amenable number.

1144662601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144662601 is an equidigital number, since it uses as much as digits as its factorization.

1144662601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1144662601 is about 33832.8627372855. The cubic root of 1144662601 is about 1046.0661877573.

It can be divided in two parts, 11446 and 62601, that added together give a palindrome (74047).

The spelling of 1144662601 in words is "one billion, one hundred forty-four million, six hundred sixty-two thousand, six hundred one".