1361264510121 has 8 divisors (see below), whose sum is σ = 1873568358144. Its totient is φ = 878235167760.

The previous prime is 1361264510083. The next prime is 1361264510131. The reversal of 1361264510121 is 1210154621631.

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

It is not a de Polignac number, because 1361264510121 - 2⁶ = 1361264510057 is a prime.

It is a super-2 number, since 2×1361264510121² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1361264510131) 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, 7318626306 + ... + 7318626491.

It is an arithmetic number, because the mean of its divisors is an integer number (234196044768).

Almost surely, 2^{1361264510121} is an apocalyptic number.

It is an amenable number.

1361264510121 is a deficient number, since it is larger than the sum of its proper divisors (512303848023).

1361264510121 is a wasteful number, since it uses less digits than its factorization.

1361264510121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14637252831.

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 1361264510121 in words is "one trillion, three hundred sixty-one billion, two hundred sixty-four million, five hundred ten thousand, one hundred twenty-one".