1545485039 has 12 divisors (see below), whose sum is σ = 1805538384. Its totient is φ = 1319006304.

The previous prime is 1545485021. The next prime is 1545485101. The reversal of 1545485039 is 9305845451.

It is a happy number.

It is not a de Polignac number, because 1545485039 - 2¹² = 1545480943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545485239) 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 11 ways as a sum of consecutive naturals, for example, 56267 + ... + 79100.

It is an arithmetic number, because the mean of its divisors is an integer number (150461532).

Almost surely, 2^1545485039 is an apocalyptic number.

1545485039 is a deficient number, since it is larger than the sum of its proper divisors (260053345).

1545485039 is a wasteful number, since it uses less digits than its factorization.

1545485039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135614 (or 135607 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The square root of 1545485039 is about 39312.6574909405. The cubic root of 1545485039 is about 1156.1697484930.

The spelling of 1545485039 in words is "one billion, five hundred forty-five million, four hundred eighty-five thousand, thirty-nine".