1187701 has 2 divisors, whose sum is σ = 1187702. Its totient is φ = 1187700.

The previous prime is 1187699. The next prime is 1187707. The reversal of 1187701 is 1077811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1153476 + 34225 = 1074^2 + 185^2 .

It is a cyclic number.

It is not a de Polignac number, because 1187701 - 2¹ = 1187699 is a prime.

Together with 1187699, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1187707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593850 + 593851.

It is an arithmetic number, because the mean of its divisors is an integer number (593851).

2^1187701 is an apocalyptic number.

It is an amenable number.

1187701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1187701 is an equidigital number, since it uses as much as digits as its factorization.

1187701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 25.

The square root of 1187701 is about 1089.8169571079. The cubic root of 1187701 is about 105.9015640099.

The spelling of 1187701 in words is "one million, one hundred eighty-seven thousand, seven hundred one".