1240413298 has 4 divisors (see below), whose sum is σ = 1860619950. Its totient is φ = 620206648.

The previous prime is 1240413289. The next prime is 1240413301. The reversal of 1240413298 is 8923140421.

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

It can be written as a sum of positive squares in only one way, i.e., 883694529 + 356718769 = 29727^2 + 18887^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310103323 + ... + 310103326.

Almost surely, 2^1240413298 is an apocalyptic number.

1240413298 is a deficient number, since it is larger than the sum of its proper divisors (620206652).

1240413298 is an equidigital number, since it uses as much as digits as its factorization.

1240413298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620206651.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1240413298 is about 35219.5016716591. The cubic root of 1240413298 is about 1074.4564183117.

The spelling of 1240413298 in words is "one billion, two hundred forty million, four hundred thirteen thousand, two hundred ninety-eight".