1260423 has 12 divisors (see below), whose sum is σ = 1900080. Its totient is φ = 803616.

The previous prime is 1260419. The next prime is 1260437. The reversal of 1260423 is 3240621.

It is a happy number.

It is not a de Polignac number, because 1260423 - 2² = 1260419 is a prime.

It is a super-2 number, since 2×1260423² = 3177332277858, which contains 22 as substring.

1260423 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1260396 and 1260405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2838 + ... + 3251.

It is an arithmetic number, because the mean of its divisors is an integer number (158340).

2^1260423 is an apocalyptic number.

1260423 is a deficient number, since it is larger than the sum of its proper divisors (639657).

1260423 is a wasteful number, since it uses less digits than its factorization.

1260423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6118 (or 6115 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1260423 is about 1122.6856193966. The cubic root of 1260423 is about 108.0203151085.

The spelling of 1260423 in words is "one million, two hundred sixty thousand, four hundred twenty-three".