1815836053 has 2 divisors, whose sum is σ = 1815836054. Its totient is φ = 1815836052.

The previous prime is 1815836047. The next prime is 1815836059. The reversal of 1815836053 is 3506385181.

It is a balanced prime because it is at equal distance from previous prime (1815836047) and next prime (1815836059).

It can be written as a sum of positive squares in only one way, i.e., 1640088004 + 175748049 = 40498^2 + 13257^2 .

It is a cyclic number.

It is not a de Polignac number, because 1815836053 - 2¹³ = 1815827861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1815835997 and 1815836015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1815836059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907918026 + 907918027.

It is an arithmetic number, because the mean of its divisors is an integer number (907918027).

Almost surely, 2^1815836053 is an apocalyptic number.

It is an amenable number.

1815836053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1815836053 is an equidigital number, since it uses as much as digits as its factorization.

1815836053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 1815836053 is about 42612.6278584177. The cubic root of 1815836053 is about 1219.9973244141.

The spelling of 1815836053 in words is "one billion, eight hundred fifteen million, eight hundred thirty-six thousand, fifty-three".