1202134556 has 48 divisors (see below), whose sum is σ = 2436951552. Its totient is φ = 508248000.

The previous prime is 1202134529. The next prime is 1202134573. The reversal of 1202134556 is 6554312021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 662891 + ... + 664701.

It is an arithmetic number, because the mean of its divisors is an integer number (50769824).

Almost surely, 2^1202134556 is an apocalyptic number.

It is an amenable number.

1202134556 is an abundant number, since it is smaller than the sum of its proper divisors (1234816996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1202134556 is a wasteful number, since it uses less digits than its factorization.

1202134556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130 (or 2128 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1202134556 is about 34671.8121245487. The cubic root of 1202134556 is about 1063.2882804609.

Adding to 1202134556 its reverse (6554312021), we get a palindrome (7756446577).

The spelling of 1202134556 in words is "one billion, two hundred two million, one hundred thirty-four thousand, five hundred fifty-six".