1033542091 has 2 divisors, whose sum is σ = 1033542092. Its totient is φ = 1033542090.

The previous prime is 1033542073. The next prime is 1033542161. The reversal of 1033542091 is 1902453301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1033542091 - 2¹¹ = 1033540043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1033540091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516771045 + 516771046.

It is an arithmetic number, because the mean of its divisors is an integer number (516771046).

Almost surely, 2^1033542091 is an apocalyptic number.

1033542091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1033542091 is an equidigital number, since it uses as much as digits as its factorization.

1033542091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1033542091 is about 32148.7494469070. The cubic root of 1033542091 is about 1011.0579676340.

Adding to 1033542091 its reverse (1902453301), we get a palindrome (2935995392).

The spelling of 1033542091 in words is "one billion, thirty-three million, five hundred forty-two thousand, ninety-one".