1400353 has 2 divisors, whose sum is σ = 1400354. Its totient is φ = 1400352.

The previous prime is 1400327. The next prime is 1400369. The reversal of 1400353 is 3530041.

It is an a-pointer prime, because the next prime (1400369) can be obtained adding 1400353 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1292769 + 107584 = 1137^2 + 328^2 .

It is an emirp because it is prime and its reverse (3530041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1400353 is a prime.

It is not a weakly prime, because it can be changed into another prime (1400303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700176 + 700177.

It is an arithmetic number, because the mean of its divisors is an integer number (700177).

2^1400353 is an apocalyptic number.

It is an amenable number.

1400353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400353 is an equidigital number, since it uses as much as digits as its factorization.

1400353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 1400353 is about 1183.3651169440. The cubic root of 1400353 is about 111.8782957322.

Adding to 1400353 its reverse (3530041), we get a palindrome (4930394).

The spelling of 1400353 in words is "one million, four hundred thousand, three hundred fifty-three".