1422040141 has 4 divisors (see below), whose sum is σ = 1423552284. Its totient is φ = 1420528000.

The previous prime is 1422040133. The next prime is 1422040171. The reversal of 1422040141 is 1410402241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1147176900 + 274863241 = 33870^2 + 16579^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422040141 - 2³ = 1422040133 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 (1422040111) 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, 754660 + ... + 756541.

It is an arithmetic number, because the mean of its divisors is an integer number (355888071).

Almost surely, 2^1422040141 is an apocalyptic number.

It is an amenable number.

1422040141 is a deficient number, since it is larger than the sum of its proper divisors (1512143).

1422040141 is an equidigital number, since it uses as much as digits as its factorization.

1422040141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512142.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1422040141 is about 37709.9475072560. The cubic root of 1422040141 is about 1124.5288933800.

Adding to 1422040141 its reverse (1410402241), we get a palindrome (2832442382).

Subtracting from 1422040141 its reverse (1410402241), we obtain a triangular number (11637900 = T₄₈₂₄).

The spelling of 1422040141 in words is "one billion, four hundred twenty-two million, forty thousand, one hundred forty-one".