1343872053 has 20 divisors (see below), whose sum is σ = 2009581068. Its totient is φ = 894991680.

The previous prime is 1343872051. The next prime is 1343872063. The reversal of 1343872053 is 3502783431.

1343872053 is a `hidden beast` number, since 13 + 438 + 7 + 205 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 613899729 + 729972324 = 24777^2 + 27018^2 .

It is not a de Polignac number, because 1343872053 - 2¹ = 1343872051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1343871999 and 1343872017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343872051) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 75643 + ... + 91703.

Almost surely, 2^1343872053 is an apocalyptic number.

It is an amenable number.

1343872053 is a deficient number, since it is larger than the sum of its proper divisors (665709015).

1343872053 is a wasteful number, since it uses less digits than its factorization.

1343872053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17106 (or 17097 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 1343872053 is about 36658.8604978387. The cubic root of 1343872053 is about 1103.5346499896.

It can be divided in two parts, 13438 and 72053, that added together give a triangular number (85491 = T₄₁₃).

The spelling of 1343872053 in words is "one billion, three hundred forty-three million, eight hundred seventy-two thousand, fifty-three".