1454744146 has 16 divisors (see below), whose sum is σ = 2231608824. Its totient is φ = 711051264.

The previous prime is 1454744143. The next prime is 1454744147. The reversal of 1454744146 is 6414474541.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 961682121 + 493062025 = 31011^2 + 22205^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1454744099 and 1454744108.

It is not an unprimeable number, because it can be changed into a prime (1454744143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27591 + ... + 60586.

Almost surely, 2^1454744146 is an apocalyptic number.

1454744146 is a deficient number, since it is larger than the sum of its proper divisors (776864678).

1454744146 is a wasteful number, since it uses less digits than its factorization.

1454744146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88365.

The product of its digits is 215040, while the sum is 40.

The square root of 1454744146 is about 38141.1083478181. The cubic root of 1454744146 is about 1133.0842584323.

The spelling of 1454744146 in words is "one billion, four hundred fifty-four million, seven hundred forty-four thousand, one hundred forty-six".