5151634 has 4 divisors (see below), whose sum is σ = 7727454. Its totient is φ = 2575816.

The previous prime is 5151617. The next prime is 5151637. The reversal of 5151634 is 4361515.

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., 5076009 + 75625 = 2253^2 + 275^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5151599 and 5151608.

It is not an unprimeable number, because it can be changed into a prime (5151637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1287907 + ... + 1287910.

Almost surely, 2^5151634 is an apocalyptic number.

5151634 is a deficient number, since it is larger than the sum of its proper divisors (2575820).

5151634 is a wasteful number, since it uses less digits than its factorization.

5151634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575819.

The product of its digits is 1800, while the sum is 25.

The square root of 5151634 is about 2269.7211282446. The cubic root of 5151634 is about 172.7090122054.

The spelling of 5151634 in words is "five million, one hundred fifty-one thousand, six hundred thirty-four".