361263143 has 2 divisors, whose sum is σ = 361263144. Its totient is φ = 361263142.

The previous prime is 361263059. The next prime is 361263157. The reversal of 361263143 is 341362163.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 361263143 - 2¹² = 361259047 is a prime.

It is a super-2 number, since 2×361263143² = 261022116980476898, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361263173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180631571 + 180631572.

It is an arithmetic number, because the mean of its divisors is an integer number (180631572).

Almost surely, 2^361263143 is an apocalyptic number.

361263143 is a deficient number, since it is larger than the sum of its proper divisors (1).

361263143 is an equidigital number, since it uses as much as digits as its factorization.

361263143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 361263143 is about 19006.9235543262. The cubic root of 361263143 is about 712.2097017031.

The spelling of 361263143 in words is "three hundred sixty-one million, two hundred sixty-three thousand, one hundred forty-three".