1071899 has 2 divisors, whose sum is σ = 1071900. Its totient is φ = 1071898.

The previous prime is 1071871. The next prime is 1071907. The reversal of 1071899 is 9981701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1071899 - 2⁸ = 1071643 is a prime.

It is a super-2 number, since 2×1071899² = 2297934932402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1070899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535949 + 535950.

It is an arithmetic number, because the mean of its divisors is an integer number (535950).

2^1071899 is an apocalyptic number.

1071899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071899 is an equidigital number, since it uses as much as digits as its factorization.

1071899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 1071899 is about 1035.3255526645. The cubic root of 1071899 is about 102.3413846568.

The spelling of 1071899 in words is "one million, seventy-one thousand, eight hundred ninety-nine".