1381487507151 has 8 divisors (see below), whose sum is σ = 1864175913600. Its totient is φ = 909895386072.

The previous prime is 1381487507137. The next prime is 1381487507159. The reversal of 1381487507151 is 1517057841831.

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

It is not a de Polignac number, because 1381487507151 - 2¹¹ = 1381487505103 is a prime.

It is a super-2 number, since 2×1381487507151² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1381487507094 and 1381487507103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1381487507159) 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, 2774071051 + ... + 2774071548.

It is an arithmetic number, because the mean of its divisors is an integer number (233021989200).

Almost surely, 2^{1381487507151} is an apocalyptic number.

1381487507151 is a deficient number, since it is larger than the sum of its proper divisors (482688406449).

1381487507151 is an equidigital number, since it uses as much as digits as its factorization.

1381487507151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548142685.

The product of its (nonzero) digits is 940800, while the sum is 51.

The spelling of 1381487507151 in words is "one trillion, three hundred eighty-one billion, four hundred eighty-seven million, five hundred seven thousand, one hundred fifty-one".