513034154 has 4 divisors (see below), whose sum is σ = 769551234. Its totient is φ = 256517076.

The previous prime is 513034133. The next prime is 513034169. The reversal of 513034154 is 451430315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 435682129 + 77352025 = 20873^2 + 8795^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128258537 + ... + 128258540.

Almost surely, 2^513034154 is an apocalyptic number.

513034154 is a deficient number, since it is larger than the sum of its proper divisors (256517080).

513034154 is a wasteful number, since it uses less digits than its factorization.

513034154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256517079.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 513034154 is about 22650.2572612322. The cubic root of 513034154 is about 800.5382596395.

Adding to 513034154 its reverse (451430315), we get a palindrome (964464469).

The spelling of 513034154 in words is "five hundred thirteen million, thirty-four thousand, one hundred fifty-four".