1342263 has 16 divisors (see below), whose sum is σ = 1949696. Its totient is φ = 816480.

The previous prime is 1342261. The next prime is 1342267. The reversal of 1342263 is 3622431.

It is a happy number.

It is not a de Polignac number, because 1342263 - 2¹ = 1342261 is a prime.

It is a super-2 number, since 2×1342263² = 3603339922338, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 3⁸ + 4 + 2⁵ + 2¹⁹ + 6⁷ + 3¹² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4818 + ... + 5088.

It is an arithmetic number, because the mean of its divisors is an integer number (121856).

2^1342263 is an apocalyptic number.

1342263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1342263 is a deficient number, since it is larger than the sum of its proper divisors (607433).

1342263 is a wasteful number, since it uses less digits than its factorization.

1342263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414.

The product of its digits is 864, while the sum is 21.

The square root of 1342263 is about 1158.5607450626. The cubic root of 1342263 is about 110.3094043836.

Adding to 1342263 its reverse (3622431), we get a palindrome (4964694).

The spelling of 1342263 in words is "one million, three hundred forty-two thousand, two hundred sixty-three".