1617261052 has 12 divisors (see below), whose sum is σ = 3087498456. Its totient is φ = 735118640.

The previous prime is 1617261047. The next prime is 1617261071. The reversal of 1617261052 is 2501627161.

It is a super-2 number, since 2×1617261052² = 5231066620632293408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18377923 + ... + 18378010.

It is an arithmetic number, because the mean of its divisors is an integer number (257291538).

Almost surely, 2^1617261052 is an apocalyptic number.

It is an amenable number.

1617261052 is a deficient number, since it is larger than the sum of its proper divisors (1470237404).

1617261052 is a wasteful number, since it uses less digits than its factorization.

1617261052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36755948 (or 36755946 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 1617261052 is about 40215.1843462143. The cubic root of 1617261052 is about 1173.7980289235.

The spelling of 1617261052 in words is "one billion, six hundred seventeen million, two hundred sixty-one thousand, fifty-two".