867261411 has 32 divisors (see below), whose sum is σ = 1304875840. Its totient is φ = 576318240.

The previous prime is 867261407. The next prime is 867261413. The reversal of 867261411 is 114162768.

It is a happy number.

It is not a de Polignac number, because 867261411 - 2² = 867261407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867261413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1182801 + ... + 1183533.

It is an arithmetic number, because the mean of its divisors is an integer number (40777370).

Almost surely, 2^867261411 is an apocalyptic number.

867261411 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

867261411 is a deficient number, since it is larger than the sum of its proper divisors (437614429).

867261411 is an frugal number, since it uses more digits than its factorization.

867261411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295 (or 1277 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 867261411 is about 29449.3023856254. The cubic root of 867261411 is about 953.6375447583.

The spelling of 867261411 in words is "eight hundred sixty-seven million, two hundred sixty-one thousand, four hundred eleven".