1534152254881 has 9 divisors (see below), whose sum is σ = 1552962777969. Its totient is φ = 1515566926836.

The previous prime is 1534152254863. The next prime is 1534152254953. The reversal of 1534152254881 is 1884522514351.

The square root of 1534152254881 is 1238609.

It is a perfect power (a square), and thus also a powerful number.

It is a de Polignac number, because none of the positive numbers 2^k-1534152254881 is a prime.

It is a super-2 number, since 2×1534152254881² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1534152254821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 102797086 + ... + 102812008.

Almost surely, 2^{1534152254881} is an apocalyptic number.

1534152254881 is the 1238609-th square number.

1534152254881 is the 619305-th centered octagonal number.

It is an amenable number.

1534152254881 is a deficient number, since it is larger than the sum of its proper divisors (18810523088).

1534152254881 is an frugal number, since it uses more digits than its factorization.

1534152254881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30012 (or 15006 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 49.

Multiplying 1534152254881 by its sum of digits (49), we get a square (75173460489169 = 8670263²).

The spelling of 1534152254881 in words is "one trillion, five hundred thirty-four billion, one hundred fifty-two million, two hundred fifty-four thousand, eight hundred eighty-one".