1402202441 has 2 divisors, whose sum is σ = 1402202442. Its totient is φ = 1402202440.

The previous prime is 1402202411. The next prime is 1402202443. The reversal of 1402202441 is 1442022041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 913792441 + 488410000 = 30229^2 + 22100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402202441 - 2²² = 1398008137 is a prime.

Together with 1402202443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1402202443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701101220 + 701101221.

It is an arithmetic number, because the mean of its divisors is an integer number (701101221).

Almost surely, 2^1402202441 is an apocalyptic number.

It is an amenable number.

1402202441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402202441 is an equidigital number, since it uses as much as digits as its factorization.

1402202441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1402202441 is about 37445.9936575330. The cubic root of 1402202441 is about 1119.2752648200.

Adding to 1402202441 its reverse (1442022041), we get a palindrome (2844224482).

The spelling of 1402202441 in words is "one billion, four hundred two million, two hundred two thousand, four hundred forty-one".