147680551 has 2 divisors, whose sum is σ = 147680552. Its totient is φ = 147680550.

The previous prime is 147680537. The next prime is 147680569. The reversal of 147680551 is 155086741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147680551 - 2¹⁵ = 147647783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147680551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147680531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73840275 + 73840276.

It is an arithmetic number, because the mean of its divisors is an integer number (73840276).

Almost surely, 2^147680551 is an apocalyptic number.

147680551 is a deficient number, since it is larger than the sum of its proper divisors (1).

147680551 is an equidigital number, since it uses as much as digits as its factorization.

147680551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 37.

The square root of 147680551 is about 12152.3886952319. The cubic root of 147680551 is about 528.5763991080.

The spelling of 147680551 in words is "one hundred forty-seven million, six hundred eighty thousand, five hundred fifty-one".