203412525300553 has 8 divisors (see below), whose sum is σ = 203458058435520. Its totient is φ = 203366995581360.

The previous prime is 203412525300547. The next prime is 203412525300587. The reversal of 203412525300553 is 355003525214302.

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 203412525300553 - 2¹⁷ = 203412525169481 is a prime.

It is a super-2 number, since 2×203412525300553² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203412525300653) 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, 120175708 + ... + 121856578.

It is an arithmetic number, because the mean of its divisors is an integer number (25432257304440).

Almost surely, 2^{203412525300553} is an apocalyptic number.

It is an amenable number.

203412525300553 is a deficient number, since it is larger than the sum of its proper divisors (45533134967).

203412525300553 is a wasteful number, since it uses less digits than its factorization.

203412525300553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707887.

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 203412525300553 in words is "two hundred three trillion, four hundred twelve billion, five hundred twenty-five million, three hundred thousand, five hundred fifty-three".