1201677 has 4 divisors (see below), whose sum is σ = 1602240. Its totient is φ = 801116.

The previous prime is 1201643. The next prime is 1201687. The reversal of 1201677 is 7761021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7761021 = 3 ⋅2587007.

It is a cyclic number.

It is not a de Polignac number, because 1201677 - 2¹¹ = 1199629 is a prime.

It is a super-2 number, since 2×1201677² = 2888055224658, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200277 + ... + 200282.

It is an arithmetic number, because the mean of its divisors is an integer number (400560).

2^1201677 is an apocalyptic number.

It is an amenable number.

1201677 is a deficient number, since it is larger than the sum of its proper divisors (400563).

1201677 is an equidigital number, since it uses as much as digits as its factorization.

1201677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400562.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 1201677 is about 1096.2102900448. The cubic root of 1201677 is about 106.3153360547.

Adding to 1201677 its reverse (7761021), we get a palindrome (8962698).

The spelling of 1201677 in words is "one million, two hundred one thousand, six hundred seventy-seven".