1400158198 has 16 divisors (see below), whose sum is σ = 2131487136. Its totient is φ = 689678080.

The previous prime is 1400158169. The next prime is 1400158211. The reversal of 1400158198 is 8918510041.

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, 225990 + ... + 232102.

It is an arithmetic number, because the mean of its divisors is an integer number (133217946).

Almost surely, 2^1400158198 is an apocalyptic number.

1400158198 is a deficient number, since it is larger than the sum of its proper divisors (731328938).

1400158198 is a wasteful number, since it uses less digits than its factorization.

1400158198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7799.

The product of its (nonzero) digits is 11520, while the sum is 37.

The square root of 1400158198 is about 37418.6878177202. The cubic root of 1400158198 is about 1118.7310772451.

The spelling of 1400158198 in words is "one billion, four hundred million, one hundred fifty-eight thousand, one hundred ninety-eight".