1167047420 has 96 divisors (see below), whose sum is σ = 3081286656. Its totient is φ = 363696960.

The previous prime is 1167047419. The next prime is 1167047437. The reversal of 1167047420 is 247407611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183209 + ... + 189471.

It is an arithmetic number, because the mean of its divisors is an integer number (32096736).

Almost surely, 2^1167047420 is an apocalyptic number.

1167047420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1167047420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1540643328).

1167047420 is an abundant number, since it is smaller than the sum of its proper divisors (1914239236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1167047420 is a wasteful number, since it uses less digits than its factorization.

1167047420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6312 (or 6288 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 1167047420 is about 34162.0757566047. The cubic root of 1167047420 is about 1052.8411097708.

The spelling of 1167047420 in words is "one billion, one hundred sixty-seven million, forty-seven thousand, four hundred twenty".