97000551 has 8 divisors (see below), whose sum is σ = 143704560. Its totient is φ = 64667016.

The previous prime is 97000537. The next prime is 97000571. The reversal of 97000551 is 15500079.

It is a de Polignac number, because none of the positive numbers 2^k-97000551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3592613 = 97000551 / (9 + 7 + 0 + 0 + 0 + 5 + 5 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97000511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1796280 + ... + 1796333.

It is an arithmetic number, because the mean of its divisors is an integer number (17963070).

Almost surely, 2^97000551 is an apocalyptic number.

97000551 is a deficient number, since it is larger than the sum of its proper divisors (46704009).

97000551 is a wasteful number, since it uses less digits than its factorization.

97000551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592622 (or 3592616 counting only the distinct ones).

The product of its (nonzero) digits is 1575, while the sum is 27.

The square root of 97000551 is about 9848.8857745432. The cubic root of 97000551 is about 459.4709592122.

The spelling of 97000551 in words is "ninety-seven million, five hundred fifty-one", and thus it is an aban number.