553212045 has 32 divisors (see below), whose sum is σ = 1041344640. Its totient is φ = 277689600.

The previous prime is 553212041. The next prime is 553212053. The reversal of 553212045 is 540212355.

It is a happy number.

553212045 is a `hidden beast` number, since 5 + 532 + 120 + 4 + 5 = 666.

It is not a de Polignac number, because 553212045 - 2² = 553212041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553212041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118231 + ... + 122820.

It is an arithmetic number, because the mean of its divisors is an integer number (32542020).

Almost surely, 2^553212045 is an apocalyptic number.

It is an amenable number.

553212045 is a deficient number, since it is larger than the sum of its proper divisors (488132595).

553212045 is a wasteful number, since it uses less digits than its factorization.

553212045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241082 (or 241076 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 553212045 is about 23520.4601358052. The cubic root of 553212045 is about 820.9131434733.

The spelling of 553212045 in words is "five hundred fifty-three million, two hundred twelve thousand, forty-five".