1986103714 has 32 divisors (see below), whose sum is σ = 3492066816. Its totient is φ = 829409280.

The previous prime is 1986103699. The next prime is 1986103733. The reversal of 1986103714 is 4173016891.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631554 + ... + 634690.

It is an arithmetic number, because the mean of its divisors is an integer number (109127088).

Almost surely, 2^1986103714 is an apocalyptic number.

1986103714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1986103714 is a deficient number, since it is larger than the sum of its proper divisors (1505963102).

1986103714 is a wasteful number, since it uses less digits than its factorization.

1986103714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4290.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 1986103714 is about 44565.7235327780. The cubic root of 1986103714 is about 1256.9962281647.

The spelling of 1986103714 in words is "one billion, nine hundred eighty-six million, one hundred three thousand, seven hundred fourteen".