1545140314 has 4 divisors (see below), whose sum is σ = 2317710474. Its totient is φ = 772570156.

The previous prime is 1545140297. The next prime is 1545140327. The reversal of 1545140314 is 4130415451.

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., 1542525625 + 2614689 = 39275^2 + 1617^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386285077 + ... + 386285080.

Almost surely, 2^1545140314 is an apocalyptic number.

1545140314 is a deficient number, since it is larger than the sum of its proper divisors (772570160).

1545140314 is an equidigital number, since it uses as much as digits as its factorization.

1545140314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772570159.

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

The square root of 1545140314 is about 39308.2728442754. The cubic root of 1545140314 is about 1156.0837797424.

Adding to 1545140314 its reverse (4130415451), we get a palindrome (5675555765).

The spelling of 1545140314 in words is "one billion, five hundred forty-five million, one hundred forty thousand, three hundred fourteen".