1402147 has 2 divisors, whose sum is σ = 1402148. Its totient is φ = 1402146.

The previous prime is 1402129. The next prime is 1402153. The reversal of 1402147 is 7412041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1402147 - 2⁷ = 1402019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701073 + 701074.

It is an arithmetic number, because the mean of its divisors is an integer number (701074).

2^1402147 is an apocalyptic number.

1402147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402147 is an equidigital number, since it uses as much as digits as its factorization.

1402147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 1402147 is about 1184.1228821368. The cubic root of 1402147 is about 111.9260513132.

Adding to 1402147 its reverse (7412041), we get a palindrome (8814188).

The spelling of 1402147 in words is "one million, four hundred two thousand, one hundred forty-seven".