1953540452 has 12 divisors (see below), whose sum is σ = 3419085936. Its totient is φ = 976658760.

The previous prime is 1953540367. The next prime is 1953540509. The reversal of 1953540452 is 2540453591.

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, 21143 + ... + 65985.

It is an arithmetic number, because the mean of its divisors is an integer number (284923828).

Almost surely, 2^1953540452 is an apocalyptic number.

It is an amenable number.

1953540452 is a deficient number, since it is larger than the sum of its proper divisors (1465545484).

1953540452 is a wasteful number, since it uses less digits than its factorization.

1953540452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55738 (or 55736 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 1953540452 is about 44198.8738770571. The cubic root of 1953540452 is about 1250.0886234766.

The spelling of 1953540452 in words is "one billion, nine hundred fifty-three million, five hundred forty thousand, four hundred fifty-two".