1149900494 has 4 divisors (see below), whose sum is σ = 1724850744. Its totient is φ = 574950246.

The previous prime is 1149900491. The next prime is 1149900511. The reversal of 1149900494 is 4940099411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1149900494² = 2644542292202888072, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149900491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287475122 + ... + 287475125.

It is an arithmetic number, because the mean of its divisors is an integer number (431212686).

Almost surely, 2^1149900494 is an apocalyptic number.

1149900494 is a deficient number, since it is larger than the sum of its proper divisors (574950250).

1149900494 is an equidigital number, since it uses as much as digits as its factorization.

1149900494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574950249.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 1149900494 is about 33910.1827479594. The cubic root of 1149900494 is about 1047.6593345039.

The spelling of 1149900494 in words is "one billion, one hundred forty-nine million, nine hundred thousand, four hundred ninety-four".