1142600478 has 32 divisors (see below), whose sum is σ = 2350196640. Its totient is φ = 370062720.

The previous prime is 1142600477. The next prime is 1142600491. The reversal of 1142600478 is 8740062411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142600477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179128 + ... + 185396.

It is an arithmetic number, because the mean of its divisors is an integer number (73443645).

Almost surely, 2^1142600478 is an apocalyptic number.

1142600478 is an abundant number, since it is smaller than the sum of its proper divisors (1207596162).

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

1142600478 is a wasteful number, since it uses less digits than its factorization.

1142600478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7132.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 1142600478 is about 33802.3738515507. The cubic root of 1142600478 is about 1045.4376433581.

Adding to 1142600478 its reverse (8740062411), we get a palindrome (9882662889).

The spelling of 1142600478 in words is "one billion, one hundred forty-two million, six hundred thousand, four hundred seventy-eight".