513040154 has 16 divisors (see below), whose sum is σ = 840222720. Its totient is φ = 233004960.

The previous prime is 513040153. The next prime is 513040183. The reversal of 513040154 is 451040315.

It is not an unprimeable number, because it can be changed into a prime (513040153) 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, 19022 + ... + 37254.

It is an arithmetic number, because the mean of its divisors is an integer number (52513920).

Almost surely, 2^513040154 is an apocalyptic number.

513040154 is a deficient number, since it is larger than the sum of its proper divisors (327182566).

513040154 is a wasteful number, since it uses less digits than its factorization.

513040154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19525.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 513040154 is about 22650.3897096717. The cubic root of 513040154 is about 800.5413804264.

Adding to 513040154 its reverse (451040315), we get a palindrome (964080469).

The spelling of 513040154 in words is "five hundred thirteen million, forty thousand, one hundred fifty-four".