1371577055503 has 8 divisors (see below), whose sum is σ = 1375225160400. Its totient is φ = 1367929578048.

The previous prime is 1371577055489. The next prime is 1371577055549. The reversal of 1371577055503 is 3055507751731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1371577055503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371577055593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4396200 + ... + 4697842.

It is an arithmetic number, because the mean of its divisors is an integer number (171903145050).

Almost surely, 2^{1371577055503} is an apocalyptic number.

1371577055503 is a deficient number, since it is larger than the sum of its proper divisors (3648104897).

1371577055503 is a wasteful number, since it uses less digits than its factorization.

1371577055503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313721.

The product of its (nonzero) digits is 1929375, while the sum is 49.

The spelling of 1371577055503 in words is "one trillion, three hundred seventy-one billion, five hundred seventy-seven million, fifty-five thousand, five hundred three".