1021104134 has 4 divisors (see below), whose sum is σ = 1531656204. Its totient is φ = 510552066.

The previous prime is 1021104107. The next prime is 1021104163. The reversal of 1021104134 is 4314011201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4314011201 = 881 ⋅4896721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255276032 + ... + 255276035.

It is an arithmetic number, because the mean of its divisors is an integer number (382914051).

Almost surely, 2^1021104134 is an apocalyptic number.

1021104134 is a deficient number, since it is larger than the sum of its proper divisors (510552070).

1021104134 is an equidigital number, since it uses as much as digits as its factorization.

1021104134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510552069.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1021104134 is about 31954.7200582324. The cubic root of 1021104134 is about 1006.9857963440.

Adding to 1021104134 its reverse (4314011201), we get a palindrome (5335115335).

The spelling of 1021104134 in words is "one billion, twenty-one million, one hundred four thousand, one hundred thirty-four".