1422051047 has 4 divisors (see below), whose sum is σ = 1471087320. Its totient is φ = 1373014776.

The previous prime is 1422051031. The next prime is 1422051053. The reversal of 1422051047 is 7401502241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7401502241 = 7 ⋅1057357463.

It is a cyclic number.

It is not a de Polignac number, because 1422051047 - 2⁴ = 1422051031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422051017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24518093 + ... + 24518150.

It is an arithmetic number, because the mean of its divisors is an integer number (367771830).

Almost surely, 2^1422051047 is an apocalyptic number.

1422051047 is a deficient number, since it is larger than the sum of its proper divisors (49036273).

1422051047 is an equidigital number, since it uses as much as digits as its factorization.

1422051047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49036272.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 1422051047 is about 37710.0921107334. The cubic root of 1422051047 is about 1124.5317681420.

Adding to 1422051047 its reverse (7401502241), we get a palindrome (8823553288).

The spelling of 1422051047 in words is "one billion, four hundred twenty-two million, fifty-one thousand, forty-seven".