1454419445 has 16 divisors (see below), whose sum is σ = 1893045168. Its totient is φ = 1068380160.

The previous prime is 1454419441. The next prime is 1454419453. The reversal of 1454419445 is 5449144541.

It can be written as a sum of positive squares in 8 ways, for example, as 17023876 + 1437395569 = 4126^2 + 37913^2 .

It is not a de Polignac number, because 1454419445 - 2² = 1454419441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454419441) 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, 205184 + ... + 212153.

It is an arithmetic number, because the mean of its divisors is an integer number (118315323).

Almost surely, 2^1454419445 is an apocalyptic number.

It is an amenable number.

1454419445 is a deficient number, since it is larger than the sum of its proper divisors (438625723).

1454419445 is a wasteful number, since it uses less digits than its factorization.

1454419445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417400.

The product of its digits is 230400, while the sum is 41.

The square root of 1454419445 is about 38136.8515349655. The cubic root of 1454419445 is about 1132.9999501437. Note that the first 4 decimals are identical.

The spelling of 1454419445 in words is "one billion, four hundred fifty-four million, four hundred nineteen thousand, four hundred forty-five".