142018696 has 8 divisors (see below), whose sum is σ = 266285070. Its totient is φ = 71009344.

The previous prime is 142018693. The next prime is 142018699. The reversal of 142018696 is 696810241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142018693) and next prime (142018699).

It can be written as a sum of positive squares in only one way, i.e., 125126596 + 16892100 = 11186^2 + 4110^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (142018693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8876161 + ... + 8876176.

Almost surely, 2^142018696 is an apocalyptic number.

It is an amenable number.

142018696 is a deficient number, since it is larger than the sum of its proper divisors (124266374).

142018696 is a wasteful number, since it uses less digits than its factorization.

142018696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17752343 (or 17752339 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 142018696 is about 11917.1597287273. The cubic root of 142018696 is about 521.7332400937.

The spelling of 142018696 in words is "one hundred forty-two million, eighteen thousand, six hundred ninety-six".