142214113 has 8 divisors (see below), whose sum is σ = 143418600. Its totient is φ = 141015168.

The previous prime is 142214101. The next prime is 142214167. The reversal of 142214113 is 311412241.

142214113 = 8432² + 8433².

It can be written as a sum of positive squares in 4 ways, for example, as 13890529 + 128323584 = 3727^2 + 11328^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142214113 - 2²¹ = 140116961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142214213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61543 + ... + 63811.

It is an arithmetic number, because the mean of its divisors is an integer number (17927325).

Almost surely, 2^142214113 is an apocalyptic number.

142214113 is the 8433-rd centered square number.

It is an amenable number.

142214113 is a deficient number, since it is larger than the sum of its proper divisors (1204487).

142214113 is a wasteful number, since it uses less digits than its factorization.

142214113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771.

The product of its digits is 192, while the sum is 19.

The square root of 142214113 is about 11925.3558856749. The cubic root of 142214113 is about 521.9724311761.

Adding to 142214113 its reverse (311412241), we get a palindrome (453626354).

The spelling of 142214113 in words is "one hundred forty-two million, two hundred fourteen thousand, one hundred thirteen".