142214555 has 8 divisors (see below), whose sum is σ = 195037152. Its totient is φ = 97518528.

The previous prime is 142214551. The next prime is 142214557. The reversal of 142214555 is 555412241.

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 142214555 - 2² = 142214551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142214551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2031602 + ... + 2031671.

It is an arithmetic number, because the mean of its divisors is an integer number (24379644).

Almost surely, 2^142214555 is an apocalyptic number.

142214555 is a deficient number, since it is larger than the sum of its proper divisors (52822597).

142214555 is an equidigital number, since it uses as much as digits as its factorization.

142214555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063285.

The product of its digits is 8000, while the sum is 29.

The square root of 142214555 is about 11925.3744176022. The cubic root of 142214555 is about 521.9729719372.

Adding to 142214555 its reverse (555412241), we get a palindrome (697626796).

The spelling of 142214555 in words is "one hundred forty-two million, two hundred fourteen thousand, five hundred fifty-five".