1623450130 has 8 divisors (see below), whose sum is σ = 2922210252. Its totient is φ = 649380048.

The previous prime is 1623450121. The next prime is 1623450151. The reversal of 1623450130 is 310543261.

It can be written as a sum of positive squares in 2 ways, for example, as 1621592361 + 1857769 = 40269^2 + 1363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1623450095 and 1623450104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81172497 + ... + 81172516.

Almost surely, 2^1623450130 is an apocalyptic number.

1623450130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1623450130 is a deficient number, since it is larger than the sum of its proper divisors (1298760122).

1623450130 is a wasteful number, since it uses less digits than its factorization.

1623450130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162345020.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1623450130 is about 40292.0603841501. The cubic root of 1623450130 is about 1175.2934543939.

Adding to 1623450130 its reverse (310543261), we get a palindrome (1933993391).

The spelling of 1623450130 in words is "one billion, six hundred twenty-three million, four hundred fifty thousand, one hundred thirty".