385902151 has 2 divisors, whose sum is σ = 385902152. Its totient is φ = 385902150.

The previous prime is 385902133. The next prime is 385902199. The reversal of 385902151 is 151209583.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385902151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385902851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192951075 + 192951076.

It is an arithmetic number, because the mean of its divisors is an integer number (192951076).

Almost surely, 2^385902151 is an apocalyptic number.

385902151 is a deficient number, since it is larger than the sum of its proper divisors (1).

385902151 is an equidigital number, since it uses as much as digits as its factorization.

385902151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 385902151 is about 19644.3923550717. The cubic root of 385902151 is about 728.0464129076.

The spelling of 385902151 in words is "three hundred eighty-five million, nine hundred two thousand, one hundred fifty-one".