134621330 has 16 divisors (see below), whose sum is σ = 242763480. Its totient is φ = 53749632.

The previous prime is 134621321. The next prime is 134621339. The reversal of 134621330 is 33126431.

It is an interprime number because it is at equal distance from previous prime (134621321) and next prime (134621339).

It can be written as a sum of positive squares in 4 ways, for example, as 115111441 + 19509889 = 10729^2 + 4417^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 134621296 and 134621305.

It is not an unprimeable number, because it can be changed into a prime (134621339) 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, 6515 + ... + 17654.

Almost surely, 2^134621330 is an apocalyptic number.

134621330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134621330 is a deficient number, since it is larger than the sum of its proper divisors (108142150).

134621330 is a wasteful number, since it uses less digits than its factorization.

134621330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24733.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 134621330 is about 11602.6432333327. The cubic root of 134621330 is about 512.5126929238.

Adding to 134621330 its reverse (33126431), we get a palindrome (167747761).

The spelling of 134621330 in words is "one hundred thirty-four million, six hundred twenty-one thousand, three hundred thirty".