1077971 has 2 divisors, whose sum is σ = 1077972. Its totient is φ = 1077970.

The previous prime is 1077943. The next prime is 1077977. The reversal of 1077971 is 1797701.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1077971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1077977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538985 + 538986.

It is an arithmetic number, because the mean of its divisors is an integer number (538986).

2^1077971 is an apocalyptic number.

1077971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077971 is an equidigital number, since it uses as much as digits as its factorization.

1077971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3087, while the sum is 32.

The square root of 1077971 is about 1038.2538225309. The cubic root of 1077971 is about 102.5342657596.

It can be divided in two parts, 1077 and 971, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 1077971 in words is "one million, seventy-seven thousand, nine hundred seventy-one".