1545420135 has 16 divisors (see below), whose sum is σ = 2825911296. Its totient is φ = 706477728.

The previous prime is 1545420131. The next prime is 1545420167. The reversal of 1545420135 is 5310245451.

It is not a de Polignac number, because 1545420135 - 2² = 1545420131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545420131) 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, 7359039 + ... + 7359248.

It is an arithmetic number, because the mean of its divisors is an integer number (176619456).

Almost surely, 2^1545420135 is an apocalyptic number.

1545420135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1545420135 is a deficient number, since it is larger than the sum of its proper divisors (1280491161).

1545420135 is a wasteful number, since it uses less digits than its factorization.

1545420135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14718302.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1545420135 is about 39311.8319975043. The cubic root of 1545420135 is about 1156.1535634788.

Adding to 1545420135 its reverse (5310245451), we get a palindrome (6855665586).

The spelling of 1545420135 in words is "one billion, five hundred forty-five million, four hundred twenty thousand, one hundred thirty-five".