1149950863 has 2 divisors, whose sum is σ = 1149950864. Its totient is φ = 1149950862.

The previous prime is 1149950843. The next prime is 1149950897. The reversal of 1149950863 is 3680599411.

It is a weak prime.

It is an emirp because it is prime and its reverse (3680599411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1149950863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149950843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574975431 + 574975432.

It is an arithmetic number, because the mean of its divisors is an integer number (574975432).

Almost surely, 2^1149950863 is an apocalyptic number.

1149950863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149950863 is an equidigital number, since it uses as much as digits as its factorization.

1149950863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 1149950863 is about 33910.9254223473. The cubic root of 1149950863 is about 1047.6746311268.

The spelling of 1149950863 in words is "one billion, one hundred forty-nine million, nine hundred fifty thousand, eight hundred sixty-three".