1422304252457 has 4 divisors (see below), whose sum is σ = 1551604639056. Its totient is φ = 1293003865860.

The previous prime is 1422304252451. The next prime is 1422304252547. The reversal of 1422304252457 is 7542524032241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422304252457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422304252451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64650193283 + ... + 64650193304.

It is an arithmetic number, because the mean of its divisors is an integer number (387901159764).

Almost surely, 2^{1422304252457} is an apocalyptic number.

It is an amenable number.

1422304252457 is a deficient number, since it is larger than the sum of its proper divisors (129300386599).

1422304252457 is a wasteful number, since it uses less digits than its factorization.

1422304252457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129300386598.

The product of its (nonzero) digits is 537600, while the sum is 41.

Adding to 1422304252457 its reverse (7542524032241), we get a palindrome (8964828284698).

It can be divided in two parts, 1422304 and 252457, that added together give a palindrome (1674761).

The spelling of 1422304252457 in words is "one trillion, four hundred twenty-two billion, three hundred four million, two hundred fifty-two thousand, four hundred fifty-seven".