1201830167 has 2 divisors, whose sum is σ = 1201830168. Its totient is φ = 1201830166.

The previous prime is 1201830163. The next prime is 1201830191. The reversal of 1201830167 is 7610381021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201830167 - 2² = 1201830163 is a prime.

It is a super-2 number, since 2×1201830167² = 2888791500622495778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201830163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600915083 + 600915084.

It is an arithmetic number, because the mean of its divisors is an integer number (600915084).

Almost surely, 2^1201830167 is an apocalyptic number.

1201830167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201830167 is an equidigital number, since it uses as much as digits as its factorization.

1201830167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1201830167 is about 34667.4222722140. The cubic root of 1201830167 is about 1063.1985288393.

The spelling of 1201830167 in words is "one billion, two hundred one million, eight hundred thirty thousand, one hundred sixty-seven".