1120377871 has 16 divisors (see below), whose sum is σ = 1168138240. Its totient is φ = 1073671200.

The previous prime is 1120377859. The next prime is 1120377889. The reversal of 1120377871 is 1787730211.

It is a cyclic number.

It is not a de Polignac number, because 1120377871 - 2⁷ = 1120377743 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120377871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120371871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708760 + ... + 710338.

It is an arithmetic number, because the mean of its divisors is an integer number (73008640).

Almost surely, 2^1120377871 is an apocalyptic number.

1120377871 is a deficient number, since it is larger than the sum of its proper divisors (47760369).

1120377871 is a wasteful number, since it uses less digits than its factorization.

1120377871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894.

The product of its (nonzero) digits is 16464, while the sum is 37.

The square root of 1120377871 is about 33472.0461131375. The cubic root of 1120377871 is about 1038.6155984845.

The spelling of 1120377871 in words is "one billion, one hundred twenty million, three hundred seventy-seven thousand, eight hundred seventy-one".