1553214553 has 8 divisors (see below), whose sum is σ = 1698646176. Its totient is φ = 1408488000.

The previous prime is 1553214529. The next prime is 1553214557. The reversal of 1553214553 is 3554123551.

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

It is a cyclic number.

It is not a de Polignac number, because 1553214553 - 2¹⁷ = 1553083481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1553214557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171651 + ... + 180472.

It is an arithmetic number, because the mean of its divisors is an integer number (212330772).

Almost surely, 2^1553214553 is an apocalyptic number.

It is an amenable number.

1553214553 is a deficient number, since it is larger than the sum of its proper divisors (145431623).

1553214553 is a wasteful number, since it uses less digits than its factorization.

1553214553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352535.

The product of its digits is 45000, while the sum is 34.

The square root of 1553214553 is about 39410.8430891804. The cubic root of 1553214553 is about 1158.0940145282.

The spelling of 1553214553 in words is "one billion, five hundred fifty-three million, two hundred fourteen thousand, five hundred fifty-three".