1493526161 has 2 divisors, whose sum is σ = 1493526162. Its totient is φ = 1493526160.

The previous prime is 1493526149. The next prime is 1493526173. The reversal of 1493526161 is 1616253941.

It is a balanced prime because it is at equal distance from previous prime (1493526149) and next prime (1493526173).

It can be written as a sum of positive squares in only one way, i.e., 1445140225 + 48385936 = 38015^2 + 6956^2 .

It is an emirp because it is prime and its reverse (1616253941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1493526161 - 2¹⁴ = 1493509777 is a prime.

It is not a weakly prime, because it can be changed into another prime (1493526101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746763080 + 746763081.

It is an arithmetic number, because the mean of its divisors is an integer number (746763081).

Almost surely, 2^1493526161 is an apocalyptic number.

It is an amenable number.

1493526161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493526161 is an equidigital number, since it uses as much as digits as its factorization.

1493526161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 38.

The square root of 1493526161 is about 38646.1661876052. The cubic root of 1493526161 is about 1143.0650464201.

The spelling of 1493526161 in words is "one billion, four hundred ninety-three million, five hundred twenty-six thousand, one hundred sixty-one".