2061961534 has 8 divisors (see below), whose sum is σ = 3158749728. Its totient is φ = 1009044960.

The previous prime is 2061961519. The next prime is 2061961547. The reversal of 2061961534 is 4351691602.

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

It is a junction number, because it is equal to n+sod(n) for n = 2061961493 and 2061961502.

It is a congruent number.

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, 10967787 + ... + 10967974.

It is an arithmetic number, because the mean of its divisors is an integer number (394843716).

Almost surely, 2^2061961534 is an apocalyptic number.

2061961534 is a deficient number, since it is larger than the sum of its proper divisors (1096788194).

2061961534 is a wasteful number, since it uses less digits than its factorization.

2061961534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21935810.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 2061961534 is about 45408.8266089314. The cubic root of 2061961534 is about 1272.8000579516.

The spelling of 2061961534 in words is "two billion, sixty-one million, nine hundred sixty-one thousand, five hundred thirty-four".