1402142223 has 8 divisors (see below), whose sum is σ = 1890529200. Its totient is φ = 924258368.

The previous prime is 1402142219. The next prime is 1402142233. The reversal of 1402142223 is 3222412041.

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 1402142223 - 2² = 1402142219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1402142223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402142213) 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, 2625468 + ... + 2626001.

It is an arithmetic number, because the mean of its divisors is an integer number (236316150).

Almost surely, 2^1402142223 is an apocalyptic number.

1402142223 is a deficient number, since it is larger than the sum of its proper divisors (488386977).

1402142223 is an equidigital number, since it uses as much as digits as its factorization.

1402142223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251561.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1402142223 is about 37445.1895842443. The cubic root of 1402142223 is about 1119.2592420545.

Adding to 1402142223 its reverse (3222412041), we get a palindrome (4624554264).

The spelling of 1402142223 in words is "one billion, four hundred two million, one hundred forty-two thousand, two hundred twenty-three".