1012273955 has 32 divisors (see below), whose sum is σ = 1539330048. Its totient is φ = 620668800.

The previous prime is 1012273937. The next prime is 1012273961. The reversal of 1012273955 is 5593722101.

It is a de Polignac number, because none of the positive numbers 2^k-1012273955 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1934 + ... + 45036.

It is an arithmetic number, because the mean of its divisors is an integer number (48104064).

Almost surely, 2^1012273955 is an apocalyptic number.

1012273955 is a deficient number, since it is larger than the sum of its proper divisors (527056093).

1012273955 is a wasteful number, since it uses less digits than its factorization.

1012273955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43187.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 1012273955 is about 31816.2530006285. The cubic root of 1012273955 is about 1004.0746926622.

The spelling of 1012273955 in words is "one billion, twelve million, two hundred seventy-three thousand, nine hundred fifty-five".