1545091134 has 16 divisors (see below), whose sum is σ = 3252823680. Its totient is φ = 487923480.

The previous prime is 1545091133. The next prime is 1545091151. The reversal of 1545091134 is 4311905451.

It is a super-2 number, since 2×1545091134² = 4774613224730811912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1545091095 and 1545091104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545091133) 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, 6776602 + ... + 6776829.

It is an arithmetic number, because the mean of its divisors is an integer number (203301480).

Almost surely, 2^1545091134 is an apocalyptic number.

1545091134 is an abundant number, since it is smaller than the sum of its proper divisors (1707732546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1545091134 is a wasteful number, since it uses less digits than its factorization.

1545091134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13553455.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 1545091134 is about 39307.6472712372. The cubic root of 1545091134 is about 1156.0715140163.

Adding to 1545091134 its reverse (4311905451), we get a palindrome (5856996585).

The spelling of 1545091134 in words is "one billion, five hundred forty-five million, ninety-one thousand, one hundred thirty-four".