1422154345 has 16 divisors (see below), whose sum is σ = 1783650960. Its totient is φ = 1087156224.

The previous prime is 1422154343. The next prime is 1422154373. The reversal of 1422154345 is 5434512241.

It can be written as a sum of positive squares in 8 ways, for example, as 237899776 + 1184254569 = 15424^2 + 34413^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422154345 - 2¹ = 1422154343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422154343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36492 + ... + 64621.

It is an arithmetic number, because the mean of its divisors is an integer number (111478185).

Almost surely, 2^1422154345 is an apocalyptic number.

It is an amenable number.

1422154345 is a deficient number, since it is larger than the sum of its proper divisors (361496615).

1422154345 is a wasteful number, since it uses less digits than its factorization.

1422154345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101244.

The product of its digits is 19200, while the sum is 31.

The square root of 1422154345 is about 37711.4617192174. The cubic root of 1422154345 is about 1124.5589962011.

Adding to 1422154345 its reverse (5434512241), we get a palindrome (6856666586).

The spelling of 1422154345 in words is "one billion, four hundred twenty-two million, one hundred fifty-four thousand, three hundred forty-five".