1450143145 has 32 divisors (see below), whose sum is σ = 1959914880. Its totient is φ = 1020864000.

The previous prime is 1450143143. The next prime is 1450143151. The reversal of 1450143145 is 5413410541.

1450143145 = 6613² + 6614² + ... + 6645².

It is not a de Polignac number, because 1450143145 - 2¹ = 1450143143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1450143143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292951 + ... + 297859.

It is an arithmetic number, because the mean of its divisors is an integer number (61247340).

Almost surely, 2^1450143145 is an apocalyptic number.

It is an amenable number.

1450143145 is a deficient number, since it is larger than the sum of its proper divisors (509771735).

1450143145 is a wasteful number, since it uses less digits than its factorization.

1450143145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1450143145 is about 38080.7450688665. The cubic root of 1450143145 is about 1131.8884404476. Note that the first 3 decimals are identical.

Adding to 1450143145 its reverse (5413410541), we get a palindrome (6863553686).

The spelling of 1450143145 in words is "one billion, four hundred fifty million, one hundred forty-three thousand, one hundred forty-five".