1142606436 has 48 divisors (see below), whose sum is σ = 2733925824. Its totient is φ = 371270016.

The previous prime is 1142606419. The next prime is 1142606447. The reversal of 1142606436 is 6346062411.

It is a junction number, because it is equal to n+sod(n) for n = 1142606397 and 1142606406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94131 + ... + 105573.

It is an arithmetic number, because the mean of its divisors is an integer number (56956788).

Almost surely, 2^1142606436 is an apocalyptic number.

It is an amenable number.

1142606436 is an abundant number, since it is smaller than the sum of its proper divisors (1591319388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142606436 is a wasteful number, since it uses less digits than its factorization.

1142606436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11660 (or 11658 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 1142606436 is about 33802.4619813409. The cubic root of 1142606436 is about 1045.4394604723.

Adding to 1142606436 its reverse (6346062411), we get a palindrome (7488668847).

The spelling of 1142606436 in words is "one billion, one hundred forty-two million, six hundred six thousand, four hundred thirty-six".