1363971 has 8 divisors (see below), whose sum is σ = 2078464. Its totient is φ = 779400.

The previous prime is 1363963. The next prime is 1363979. The reversal of 1363971 is 1793631.

It is an interprime number because it is at equal distance from previous prime (1363963) and next prime (1363979).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1363971 - 2³ = 1363963 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1363979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32455 + ... + 32496.

It is an arithmetic number, because the mean of its divisors is an integer number (259808).

2^1363971 is an apocalyptic number.

1363971 is a deficient number, since it is larger than the sum of its proper divisors (714493).

1363971 is an equidigital number, since it uses as much as digits as its factorization.

1363971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64961.

The product of its digits is 3402, while the sum is 30.

The square root of 1363971 is about 1167.8916901836. The cubic root of 1363971 is about 110.9008936023.

The spelling of 1363971 in words is "one million, three hundred sixty-three thousand, nine hundred seventy-one".