1430440124 has 24 divisors (see below), whose sum is σ = 2549540448. Its totient is φ = 702087680.

The previous prime is 1430440097. The next prime is 1430440171. The reversal of 1430440124 is 4210440341.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1430440124.

It is a congruent number.

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, 55364 + ... + 76980.

It is an arithmetic number, because the mean of its divisors is an integer number (106230852).

Almost surely, 2^1430440124 is an apocalyptic number.

It is an amenable number.

1430440124 is a deficient number, since it is larger than the sum of its proper divisors (1119100324).

1430440124 is a wasteful number, since it uses less digits than its factorization.

1430440124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21925 (or 21923 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1430440124 is about 37821.1597389609. The cubic root of 1430440124 is about 1126.7387431374.

Adding to 1430440124 its reverse (4210440341), we get a palindrome (5640880465).

The spelling of 1430440124 in words is "one billion, four hundred thirty million, four hundred forty thousand, one hundred twenty-four".