1953193034 has 8 divisors (see below), whose sum is σ = 3155158020. Its totient is φ = 901473696.

The previous prime is 1953193013. The next prime is 1953193049. The reversal of 1953193034 is 4303913591.

It can be written as a sum of positive squares in 2 ways, for example, as 1949487409 + 3705625 = 44153^2 + 1925^2 .

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

It is a super-2 number, since 2×1953193034² = 7629926056132250312, which contains 22 as substring.

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, 37561379 + ... + 37561430.

Almost surely, 2^1953193034 is an apocalyptic number.

1953193034 is a deficient number, since it is larger than the sum of its proper divisors (1201964986).

1953193034 is a wasteful number, since it uses less digits than its factorization.

1953193034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75122824.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 1953193034 is about 44194.9435343004. The cubic root of 1953193034 is about 1250.0145137515.

The spelling of 1953193034 in words is "one billion, nine hundred fifty-three million, one hundred ninety-three thousand, thirty-four".