1153213654 has 8 divisors (see below), whose sum is σ = 1729989360. Its totient is φ = 576550536.

The previous prime is 1153213651. The next prime is 1153213771. The reversal of 1153213654 is 4563123511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153213651) 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, 5512 + ... + 48340.

It is an arithmetic number, because the mean of its divisors is an integer number (216248670).

Almost surely, 2^1153213654 is an apocalyptic number.

1153213654 is a deficient number, since it is larger than the sum of its proper divisors (576775706).

1153213654 is a wasteful number, since it uses less digits than its factorization.

1153213654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56294.

The product of its digits is 10800, while the sum is 31.

The square root of 1153213654 is about 33958.9996024618. Note that the first 3 decimals coincide. The cubic root of 1153213654 is about 1048.6645619616.

The spelling of 1153213654 in words is "one billion, one hundred fifty-three million, two hundred thirteen thousand, six hundred fifty-four".