1400130342 has 48 divisors (see below), whose sum is σ = 3295944288. Its totient is φ = 426988800.

The previous prime is 1400130307. The next prime is 1400130367. The reversal of 1400130342 is 2430310041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34 + ... + 52917.

It is an arithmetic number, because the mean of its divisors is an integer number (68665506).

Almost surely, 2^1400130342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400130342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1647972144).

1400130342 is an abundant number, since it is smaller than the sum of its proper divisors (1895813946).

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

1400130342 is a wasteful number, since it uses less digits than its factorization.

1400130342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53085 (or 53082 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1400130342 is about 37418.3155954407. The cubic root of 1400130342 is about 1118.7236581836.

Adding to 1400130342 its reverse (2430310041), we get a palindrome (3830440383).

The spelling of 1400130342 in words is "one billion, four hundred million, one hundred thirty thousand, three hundred forty-two".