1122420134 has 16 divisors (see below), whose sum is σ = 1838322000. Its totient is φ = 509736960.

The previous prime is 1122420097. The next prime is 1122420137. The reversal of 1122420134 is 4310242211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122420137) 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, 3242 + ... + 47490.

It is an arithmetic number, because the mean of its divisors is an integer number (114895125).

Almost surely, 2^1122420134 is an apocalyptic number.

1122420134 is a deficient number, since it is larger than the sum of its proper divisors (715901866).

1122420134 is a wasteful number, since it uses less digits than its factorization.

1122420134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45415.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1122420134 is about 33502.5392171996. The cubic root of 1122420134 is about 1039.2462900711.

Adding to 1122420134 its reverse (4310242211), we get a palindrome (5432662345).

The spelling of 1122420134 in words is "one billion, one hundred twenty-two million, four hundred twenty thousand, one hundred thirty-four".