1256102 has 4 divisors (see below), whose sum is σ = 1884156. Its totient is φ = 628050.

The previous prime is 1256063. The next prime is 1256107. The reversal of 1256102 is 2016521.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1256107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314024 + ... + 314027.

It is an arithmetic number, because the mean of its divisors is an integer number (471039).

2^1256102 is an apocalyptic number.

1256102 is a deficient number, since it is larger than the sum of its proper divisors (628054).

1256102 is an equidigital number, since it uses as much as digits as its factorization.

1256102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628053.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1256102 is about 1120.7595638673. The cubic root of 1256102 is about 107.8967348556.

The spelling of 1256102 in words is "one million, two hundred fifty-six thousand, one hundred two".