1954920597 has 16 divisors (see below), whose sum is σ = 2979927552. Its totient is φ = 1116722160.

The previous prime is 1954920577. The next prime is 1954920599. The reversal of 1954920597 is 7950294591.

It is not a de Polignac number, because 1954920597 - 2¹¹ = 1954918549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1954920599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55978 + ... + 83924.

It is an arithmetic number, because the mean of its divisors is an integer number (186245472).

Almost surely, 2^1954920597 is an apocalyptic number.

It is an amenable number.

1954920597 is a deficient number, since it is larger than the sum of its proper divisors (1025006955).

1954920597 is a wasteful number, since it uses less digits than its factorization.

1954920597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31288.

The product of its (nonzero) digits is 1020600, while the sum is 51.

The square root of 1954920597 is about 44214.4840182490. The cubic root of 1954920597 is about 1250.3829433649.

The spelling of 1954920597 in words is "one billion, nine hundred fifty-four million, nine hundred twenty thousand, five hundred ninety-seven".