2147506120954 has 4 divisors (see below), whose sum is σ = 3221259181434. Its totient is φ = 1073753060476.

The previous prime is 2147506120951. The next prime is 2147506120957. The reversal of 2147506120954 is 4590216057412.

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

It is an interprime number because it is at equal distance from previous prime (2147506120951) and next prime (2147506120957).

It can be written as a sum of positive squares in only one way, i.e., 1954278182025 + 193227938929 = 1397955^2 + 439577^2 .

It is a super-2 number, since 2×2147506120954² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2147506120951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536876530237 + ... + 536876530240.

Almost surely, 2^{2147506120954} is an apocalyptic number.

2147506120954 is a deficient number, since it is larger than the sum of its proper divisors (1073753060480).

2147506120954 is a wasteful number, since it uses less digits than its factorization.

2147506120954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073753060479.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 2147506120954 in words is "two trillion, one hundred forty-seven billion, five hundred six million, one hundred twenty thousand, nine hundred fifty-four".