1537434212107 has 4 divisors (see below), whose sum is σ = 1540984868920. Its totient is φ = 1533883555296.

The previous prime is 1537434212087. The next prime is 1537434212141. The reversal of 1537434212107 is 7012124347351.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1537434212107 - 2¹⁹ = 1537433687819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1537434212107.

It is not an unprimeable number, because it can be changed into a prime (1537434212207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1775327757 + ... + 1775328622.

It is an arithmetic number, because the mean of its divisors is an integer number (385246217230).

Almost surely, 2^{1537434212107} is an apocalyptic number.

1537434212107 is a deficient number, since it is larger than the sum of its proper divisors (3550656813).

1537434212107 is an equidigital number, since it uses as much as digits as its factorization.

1537434212107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3550656812.

The product of its (nonzero) digits is 141120, while the sum is 40.

Adding to 1537434212107 its reverse (7012124347351), we get a palindrome (8549558559458).

The spelling of 1537434212107 in words is "one trillion, five hundred thirty-seven billion, four hundred thirty-four million, two hundred twelve thousand, one hundred seven".