1434279140 has 24 divisors (see below), whose sum is σ = 3442270272. Its totient is φ = 491752800.

The previous prime is 1434279109. The next prime is 1434279157. The reversal of 1434279140 is 419724341.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1434279140.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5122286 + ... + 5122565.

It is an arithmetic number, because the mean of its divisors is an integer number (143427928).

Almost surely, 2^1434279140 is an apocalyptic number.

1434279140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1434279140 is an abundant number, since it is smaller than the sum of its proper divisors (2007991132).

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

1434279140 is a wasteful number, since it uses less digits than its factorization.

1434279140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10244867 (or 10244865 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1434279140 is about 37871.8779571333. The cubic root of 1434279140 is about 1127.7458234282.

The spelling of 1434279140 in words is "one billion, four hundred thirty-four million, two hundred seventy-nine thousand, one hundred forty".