1422054154 has 4 divisors (see below), whose sum is σ = 2133081234. Its totient is φ = 711027076.

The previous prime is 1422054149. The next prime is 1422054157. The reversal of 1422054154 is 4514502241.

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

It can be written as a sum of positive squares in only one way, i.e., 752020929 + 670033225 = 27423^2 + 25885^2 .

It is not an unprimeable number, because it can be changed into a prime (1422054157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355513537 + ... + 355513540.

Almost surely, 2^1422054154 is an apocalyptic number.

1422054154 is a deficient number, since it is larger than the sum of its proper divisors (711027080).

1422054154 is an equidigital number, since it uses as much as digits as its factorization.

1422054154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711027079.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1422054154 is about 37710.1333065795. The cubic root of 1422054154 is about 1124.5325871275.

Adding to 1422054154 its reverse (4514502241), we get a palindrome (5936556395).

The spelling of 1422054154 in words is "one billion, four hundred twenty-two million, fifty-four thousand, one hundred fifty-four".