101428694 has 4 divisors (see below), whose sum is σ = 152143044. Its totient is φ = 50714346.

The previous prime is 101428673. The next prime is 101428699. The reversal of 101428694 is 496824101.

It is a happy number.

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 (101428699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25357172 + ... + 25357175.

It is an arithmetic number, because the mean of its divisors is an integer number (38035761).

Almost surely, 2^101428694 is an apocalyptic number.

101428694 is a deficient number, since it is larger than the sum of its proper divisors (50714350).

101428694 is an equidigital number, since it uses as much as digits as its factorization.

101428694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50714349.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 101428694 is about 10071.1813606945. The cubic root of 101428694 is about 466.3589092162.

The spelling of 101428694 in words is "one hundred one million, four hundred twenty-eight thousand, six hundred ninety-four".