1153487822 has 8 divisors (see below), whose sum is σ = 1735052400. Its totient is φ = 575137024.

The previous prime is 1153487807. The next prime is 1153487827. The reversal of 1153487822 is 2287843511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1153487822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153487827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 802547 + ... + 803982.

It is an arithmetic number, because the mean of its divisors is an integer number (216881550).

Almost surely, 2^1153487822 is an apocalyptic number.

1153487822 is a deficient number, since it is larger than the sum of its proper divisors (581564578).

1153487822 is a wasteful number, since it uses less digits than its factorization.

1153487822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606890.

The product of its digits is 107520, while the sum is 41.

The square root of 1153487822 is about 33963.0361128095. The cubic root of 1153487822 is about 1048.7476594528.

The spelling of 1153487822 in words is "one billion, one hundred fifty-three million, four hundred eighty-seven thousand, eight hundred twenty-two".