1402545 has 8 divisors (see below), whose sum is σ = 2244096. Its totient is φ = 748016.

The previous prime is 1402543. The next prime is 1402547. The reversal of 1402545 is 5452041.

It is an interprime number because it is at equal distance from previous prime (1402543) and next prime (1402547).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1402545 - 2¹ = 1402543 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1402543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46737 + ... + 46766.

It is an arithmetic number, because the mean of its divisors is an integer number (280512).

2^1402545 is an apocalyptic number.

1402545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1402545 is a deficient number, since it is larger than the sum of its proper divisors (841551).

1402545 is an equidigital number, since it uses as much as digits as its factorization.

1402545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93511.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1402545 is about 1184.2909270952. The cubic root of 1402545 is about 111.9366403965.

Adding to 1402545 its reverse (5452041), we get a palindrome (6854586).

The spelling of 1402545 in words is "one million, four hundred two thousand, five hundred forty-five".