1262651 has 4 divisors (see below), whose sum is σ = 1359792. Its totient is φ = 1165512.

The previous prime is 1262633. The next prime is 1262669. The reversal of 1262651 is 1562621.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1262633) and next prime (1262669).

It is a cyclic number.

It is not a de Polignac number, because 1262651 - 2⁶ = 1262587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1262621) 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, 48551 + ... + 48576.

It is an arithmetic number, because the mean of its divisors is an integer number (339948).

2^1262651 is an apocalyptic number.

1262651 is a deficient number, since it is larger than the sum of its proper divisors (97141).

1262651 is an equidigital number, since it uses as much as digits as its factorization.

1262651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97140.

The product of its digits is 720, while the sum is 23.

The square root of 1262651 is about 1123.6774448212. The cubic root of 1262651 is about 108.0839253922.

The spelling of 1262651 in words is "one million, two hundred sixty-two thousand, six hundred fifty-one".