154340530 has 32 divisors (see below), whose sum is σ = 283497984. Its totient is φ = 60483456.

The previous prime is 154340521. The next prime is 154340531. The reversal of 154340530 is 35043451.

It is a junction number, because it is equal to n+sod(n) for n = 154340495 and 154340504.

It is not an unprimeable number, because it can be changed into a prime (154340531) 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, 148894 + ... + 149926.

It is an arithmetic number, because the mean of its divisors is an integer number (8859312).

Almost surely, 2^154340530 is an apocalyptic number.

154340530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154340530 is a deficient number, since it is larger than the sum of its proper divisors (129157454).

154340530 is a wasteful number, since it uses less digits than its factorization.

154340530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 154340530 is about 12423.3864143397. The cubic root of 154340530 is about 536.4056320047.

Adding to 154340530 its reverse (35043451), we get a palindrome (189383981).

The spelling of 154340530 in words is "one hundred fifty-four million, three hundred forty thousand, five hundred thirty".