1400156338 has 8 divisors (see below), whose sum is σ = 2400268032. Its totient is φ = 600066996.

The previous prime is 1400156309. The next prime is 1400156357. The reversal of 1400156338 is 8336510041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50005570 + ... + 50005597.

It is an arithmetic number, because the mean of its divisors is an integer number (300033504).

Almost surely, 2^1400156338 is an apocalyptic number.

1400156338 is a deficient number, since it is larger than the sum of its proper divisors (1000111694).

1400156338 is a wasteful number, since it uses less digits than its factorization.

1400156338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100011176.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1400156338 is about 37418.6629638206. The cubic root of 1400156338 is about 1118.7305818629.

Adding to 1400156338 its reverse (8336510041), we get a palindrome (9736666379).

The spelling of 1400156338 in words is "one billion, four hundred million, one hundred fifty-six thousand, three hundred thirty-eight".