134441690 has 16 divisors (see below), whose sum is σ = 244217160. Its totient is φ = 53282880.

The previous prime is 134441689. The next prime is 134441717. The reversal of 134441690 is 96144431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 134073241 + 368449 = 11579^2 + 607^2 .

It is a super-2 number, since 2×134441690² = 36149136020112200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60581 + ... + 62760.

Almost surely, 2^134441690 is an apocalyptic number.

134441690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134441690 is a deficient number, since it is larger than the sum of its proper divisors (109775470).

134441690 is a wasteful number, since it uses less digits than its factorization.

134441690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123457.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 134441690 is about 11594.8993096102. The cubic root of 134441690 is about 512.2846241559.

It can be divided in two parts, 1344 and 41690, that added together give a palindrome (43034).

The spelling of 134441690 in words is "one hundred thirty-four million, four hundred forty-one thousand, six hundred ninety".