1351424 has 18 divisors (see below), whose sum is σ = 2698080. Its totient is φ = 675584.

The previous prime is 1351423. The next prime is 1351439. The reversal of 1351424 is 4241531.

It is a junction number, because it is equal to n+sod(n) for n = 1351396 and 1351405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2384 + ... + 2895.

2^1351424 is an apocalyptic number.

It is an amenable number.

1351424 is a deficient number, since it is larger than the sum of its proper divisors (1346656).

1351424 is an frugal number, since it uses more digits than its factorization.

1351424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5295 (or 5281 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 1351424 is about 1162.5076343835. The cubic root of 1351424 is about 110.5597910140.

Adding to 1351424 its reverse (4241531), we get a palindrome (5592955).

The spelling of 1351424 in words is "one million, three hundred fifty-one thousand, four hundred twenty-four".