1245152211340 has 12 divisors (see below), whose sum is σ = 2614819643856. Its totient is φ = 498060884528.

The previous prime is 1245152211299. The next prime is 1245152211389. The reversal of 1245152211340 is 431122515421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31128805264 + ... + 31128805303.

It is an arithmetic number, because the mean of its divisors is an integer number (217901636988).

Almost surely, 2^{1245152211340} is an apocalyptic number.

1245152211340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1245152211340 is an abundant number, since it is smaller than the sum of its proper divisors (1369667432516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245152211340 is a wasteful number, since it uses less digits than its factorization.

1245152211340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62257610576 (or 62257610574 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 1245152211340 its reverse (431122515421), we get a palindrome (1676274726761).

The spelling of 1245152211340 in words is "one trillion, two hundred forty-five billion, one hundred fifty-two million, two hundred eleven thousand, three hundred forty".