1141498656 has 60 divisors (see below), whose sum is σ = 3357123462. Its totient is φ = 380498688.

The previous prime is 1141498651. The next prime is 1141498681. The reversal of 1141498656 is 6568941411.

It can be written as a sum of positive squares in only one way, i.e., 1132995600 + 8503056 = 33660^2 + 2916^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1141498651) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 217605 + ... + 222788.

Almost surely, 2^1141498656 is an apocalyptic number.

1141498656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1141498656 is an abundant number, since it is smaller than the sum of its proper divisors (2215624806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141498656 is an equidigital number, since it uses as much as digits as its factorization.

1141498656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440415 (or 440398 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 1141498656 is about 33786.0719232053. The cubic root of 1141498656 is about 1045.1014930079.

The spelling of 1141498656 in words is "one billion, one hundred forty-one million, four hundred ninety-eight thousand, six hundred fifty-six".