899351029 has 2 divisors, whose sum is σ = 899351030. Its totient is φ = 899351028.

The previous prime is 899351009. The next prime is 899351039. The reversal of 899351029 is 920153998.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 848556900 + 50794129 = 29130^2 + 7127^2 .

It is a cyclic number.

It is not a de Polignac number, because 899351029 - 2¹⁵ = 899318261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 899351029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (899351009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449675514 + 449675515.

It is an arithmetic number, because the mean of its divisors is an integer number (449675515).

Almost surely, 2^899351029 is an apocalyptic number.

It is an amenable number.

899351029 is a deficient number, since it is larger than the sum of its proper divisors (1).

899351029 is an equidigital number, since it uses as much as digits as its factorization.

899351029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 899351029 is about 29989.1818661330. The cubic root of 899351029 is about 965.2572641334.

The spelling of 899351029 in words is "eight hundred ninety-nine million, three hundred fifty-one thousand, twenty-nine".