629020087 has 2 divisors, whose sum is σ = 629020088. Its totient is φ = 629020086.

The previous prime is 629020057. The next prime is 629020201. The reversal of 629020087 is 780020926.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-629020087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (629020057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314510043 + 314510044.

It is an arithmetic number, because the mean of its divisors is an integer number (314510044).

Almost surely, 2^629020087 is an apocalyptic number.

629020087 is a deficient number, since it is larger than the sum of its proper divisors (1).

629020087 is an equidigital number, since it uses as much as digits as its factorization.

629020087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 629020087 is about 25080.2728653418. The cubic root of 629020087 is about 856.8171908852.

The spelling of 629020087 in words is "six hundred twenty-nine million, twenty thousand, eighty-seven".