102255403 has 2 divisors, whose sum is σ = 102255404. Its totient is φ = 102255402.

The previous prime is 102255389. The next prime is 102255469. The reversal of 102255403 is 304552201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102255403 - 2⁵ = 102255371 is a prime.

It is not a weakly prime, because it can be changed into another prime (102255103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51127701 + 51127702.

It is an arithmetic number, because the mean of its divisors is an integer number (51127702).

Almost surely, 2^102255403 is an apocalyptic number.

102255403 is a deficient number, since it is larger than the sum of its proper divisors (1).

102255403 is an equidigital number, since it uses as much as digits as its factorization.

102255403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 102255403 is about 10112.1413657049. The cubic root of 102255403 is about 467.6225238639.

The spelling of 102255403 in words is "one hundred two million, two hundred fifty-five thousand, four hundred three".