36897143 has 2 divisors, whose sum is σ = 36897144. Its totient is φ = 36897142.

The previous prime is 36897137. The next prime is 36897149. The reversal of 36897143 is 34179863.

It is a balanced prime because it is at equal distance from previous prime (36897137) and next prime (36897149).

It is a cyclic number.

It is not a de Polignac number, because 36897143 - 2²⁰ = 35848567 is a prime.

It is a super-2 number, since 2×36897143² = 2722798323124898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36897143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36897149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18448571 + 18448572.

It is an arithmetic number, because the mean of its divisors is an integer number (18448572).

Almost surely, 2^36897143 is an apocalyptic number.

36897143 is a deficient number, since it is larger than the sum of its proper divisors (1).

36897143 is an equidigital number, since it uses as much as digits as its factorization.

36897143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 36897143 is about 6074.3018528881. The cubic root of 36897143 is about 332.9131217114.

The spelling of 36897143 in words is "thirty-six million, eight hundred ninety-seven thousand, one hundred forty-three".