2142437602 has 4 divisors (see below), whose sum is σ = 3213656406. Its totient is φ = 1071218800.

The previous prime is 2142437593. The next prime is 2142437617. The reversal of 2142437602 is 2067342412.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1188801441 + 953636161 = 34479^2 + 30881^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535609399 + ... + 535609402.

Almost surely, 2^2142437602 is an apocalyptic number.

2142437602 is a deficient number, since it is larger than the sum of its proper divisors (1071218804).

2142437602 is a wasteful number, since it uses less digits than its factorization.

2142437602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071218803.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 2142437602 is about 46286.4732076230. The cubic root of 2142437602 is about 1289.1478461542.

The spelling of 2142437602 in words is "two billion, one hundred forty-two million, four hundred thirty-seven thousand, six hundred two".