10861567 has 2 divisors, whose sum is σ = 10861568. Its totient is φ = 10861566.

The previous prime is 10861549. The next prime is 10861577. The reversal of 10861567 is 76516801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10861567 - 2²³ = 2472959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10861507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5430783 + 5430784.

It is an arithmetic number, because the mean of its divisors is an integer number (5430784).

Almost surely, 2^10861567 is an apocalyptic number.

10861567 is a deficient number, since it is larger than the sum of its proper divisors (1).

10861567 is an equidigital number, since it uses as much as digits as its factorization.

10861567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 10861567 is about 3295.6891540314. The cubic root of 10861567 is about 221.4611216407.

The spelling of 10861567 in words is "ten million, eight hundred sixty-one thousand, five hundred sixty-seven".