151134540 has 48 divisors (see below), whose sum is σ = 423816288. Its totient is φ = 40241664.

The previous prime is 151134527. The next prime is 151134547. The reversal of 151134540 is 45431151.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 151134540.

It is not an unprimeable number, because it can be changed into a prime (151134547) 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, 49704 + ... + 52656.

It is an arithmetic number, because the mean of its divisors is an integer number (8829506).

Almost surely, 2^151134540 is an apocalyptic number.

151134540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151134540 is an abundant number, since it is smaller than the sum of its proper divisors (272681748).

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

151134540 is a wasteful number, since it uses less digits than its factorization.

151134540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818 (or 3816 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 151134540 is about 12293.6788635461. The cubic root of 151134540 is about 532.6655087364.

Adding to 151134540 its reverse (45431151), we get a palindrome (196565691).

The spelling of 151134540 in words is "one hundred fifty-one million, one hundred thirty-four thousand, five hundred forty".