1400143354 has 16 divisors (see below), whose sum is σ = 2224243008. Its totient is φ = 659637792.

The previous prime is 1400143333. The next prime is 1400143361. The reversal of 1400143354 is 4533410041.

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, 224067 + ... + 230230.

It is an arithmetic number, because the mean of its divisors is an integer number (139015188).

Almost surely, 2^1400143354 is an apocalyptic number.

1400143354 is a deficient number, since it is larger than the sum of its proper divisors (824099654).

1400143354 is a wasteful number, since it uses less digits than its factorization.

1400143354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454389.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1400143354 is about 37418.4894671070. The cubic root of 1400143354 is about 1118.7271237626.

Adding to 1400143354 its reverse (4533410041), we get a palindrome (5933553395).

The spelling of 1400143354 in words is "one billion, four hundred million, one hundred forty-three thousand, three hundred fifty-four".